[evolution-kolab/gnome-2-30] libekolabconv: fixes for C++ style comments (builds again)



commit 8edae0d3ca7e3911afdb7b7c59a56b0bd6d9c71f
Author: Christian Hilberg <hilberg kernelconcepts de>
Date:   Wed Nov 16 14:53:13 2011 +0100

    libekolabconv: fixes for C++ style comments (builds again)
    
    * replaced numerous C++ style comments with ISO C ones
    * replaced multiline C++ style comments with #if 0 / #endif

 src/libekolabconv/main/Makefile.am                 |    3 +-
 .../main/src/evolution/contact-e-to-i.c            |  131 ++--
 .../main/src/evolution/contact-i-to-e.c            |  145 ++--
 .../main/src/evolution/event-e-to-i.c              |   15 +-
 .../main/src/evolution/event-i-to-e.c              |   15 +-
 .../main/src/evolution/evolution-util.c            |   46 +-
 .../main/src/evolution/priv-common-e-to-i.c        |   38 +-
 .../main/src/evolution/priv-common-i-to-e.c        |   54 +-
 .../main/src/evolution/priv-evolution-preserve.c   |   23 +-
 .../main/src/evolution/priv-incidence-e-to-i.c     |  147 ++--
 .../main/src/evolution/priv-incidence-i-to-e.c     |   88 ++-
 src/libekolabconv/main/src/evolution/task-e-to-i.c |   14 +-
 src/libekolabconv/main/src/evolution/task-i-to-e.c |    4 +-
 src/libekolabconv/main/src/kolab-conv.c            |   58 +-
 src/libekolabconv/main/src/kolab-conv.h            |   14 +-
 src/libekolabconv/main/src/kolab/contact-i-to-k.c  |   56 +-
 src/libekolabconv/main/src/kolab/contact-k-to-i.c  |   94 ++--
 src/libekolabconv/main/src/kolab/event-i-to-k.c    |   26 +-
 src/libekolabconv/main/src/kolab/event-k-to-i.c    |   23 +-
 src/libekolabconv/main/src/kolab/kolab-constants.h |   50 +-
 src/libekolabconv/main/src/kolab/kolab-util.c      |   77 +-
 src/libekolabconv/main/src/kolab/kolab-util.h      |   28 +-
 src/libekolabconv/main/src/kolab/kolab.h           |    6 +-
 src/libekolabconv/main/src/kolab/note-i-to-k.c     |   14 +-
 src/libekolabconv/main/src/kolab/note-k-to-i.c     |   12 +-
 .../main/src/kolab/priv-common-i-to-k.c            |   14 +-
 .../main/src/kolab/priv-incidence-i-to-k.c         |   48 +-
 .../main/src/kolab/priv-incidence-k-to-i.c         |   63 +-
 .../main/src/kolab/priv-kolab-preserve.c           |    6 +-
 src/libekolabconv/main/src/kolab/priv-kolab.h      |    6 +-
 src/libekolabconv/main/src/kolab/task-i-to-k.c     |   29 +-
 src/libekolabconv/main/src/kolab/task-k-to-i.c     |   29 +-
 src/libekolabconv/main/src/logging.h               |    2 +-
 src/libekolabconv/main/src/structs/common.c        |   44 +-
 src/libekolabconv/main/src/structs/common.h        |   24 +-
 src/libekolabconv/main/src/structs/contact.c       |    8 +-
 src/libekolabconv/main/src/structs/contact.h       |   46 +-
 src/libekolabconv/main/src/structs/event.h         |    8 +-
 src/libekolabconv/main/src/structs/incidence.c     |   10 +-
 src/libekolabconv/main/src/structs/incidence.h     |   68 +-
 src/libekolabconv/main/src/structs/note.h          |    2 +-
 src/libekolabconv/main/src/structs/task.h          |   13 +-
 src/libekolabconv/main/src/util.c                  |   63 +-
 src/libekolabconv/test/src/email-parser.c          |   72 +-
 src/libekolabconv/test/src/main.c                  |   10 +-
 .../test/src/test-evolution-contact.c              |    2 +-
 src/libekolabconv/test/src/test-evolution-event.c  |  254 ++++----
 src/libekolabconv/test/src/test-evolution-task.c   |  346 +++++-----
 src/libekolabconv/test/src/test-kolab-contact.c    |  147 ++--
 src/libekolabconv/test/src/test-kolab-event.c      |  793 ++++++++++----------
 src/libekolabconv/test/src/test-kolab-note.c       |    8 +-
 src/libekolabconv/test/src/test-kolab-task.c       |  648 ++++++++--------
 src/libekolabconv/test/src/test-util.c             |   63 +-
 src/libekolabconv/test/src/test-util.h             |    2 +-
 src/libekolabconv/test/src/testbase.c              |   12 +-
 55 files changed, 2042 insertions(+), 1979 deletions(-)
---
diff --git a/src/libekolabconv/main/Makefile.am b/src/libekolabconv/main/Makefile.am
index 128da94..15a2eb0 100644
--- a/src/libekolabconv/main/Makefile.am
+++ b/src/libekolabconv/main/Makefile.am
@@ -23,7 +23,8 @@ libekolabconv_la_LIBADD = \
 
 AM_CPPFLAGS = \
 	$(EDS_CFLAGS) $(CAMEL_CFLAGS) \
-	$(GLIB_CFLAGS) -DG_LOG_DOMAIN=\"libekolabconv\"
+	$(GLIB_CFLAGS) \
+	-DG_LOG_DOMAIN=\"libekolabconv\"
 
 noinst_HEADERS = \
 	src/kolab-conv.h \
diff --git a/src/libekolabconv/main/src/evolution/contact-e-to-i.c b/src/libekolabconv/main/src/evolution/contact-e-to-i.c
index d8bd9bf..a28a95f 100644
--- a/src/libekolabconv/main/src/evolution/contact-e-to-i.c
+++ b/src/libekolabconv/main/src/evolution/contact-e-to-i.c
@@ -95,11 +95,12 @@ is_not_empty(gchar* str)
 static void
 process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 {
-	// Tested:
-	// - Not needed, works also without duplicate.
-	// - There is not more memory needed with duplicate / everything is freed.
-	// - Common->body has 3 different states in carriage returns and newlines without duplicate.
-	// - Maybe there is more delay for copying.
+	/* Tested:
+	 * - Not needed, works also without duplicate.
+	 * - There is not more memory needed with duplicate / everything is freed.
+	 * - Common->body has 3 different states in carriage returns and newlines without duplicate.
+	 * - Maybe there is more delay for copying.
+	 */
 	EContact* e_contact_dup = e_contact_duplicate ( (EContact*) e_contact );
 
 	EContactDate *date;
@@ -115,19 +116,19 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 		GHashTable *kstore_hash = kolab_store_read_values (e_contact_dup, i_contact);
 
 		log_debug("process birth date");
-		//e_contact_get              (EContact *contact, EContactField field_id);
-		//*****************************************************************SET BIRTHDAY******************************************
+		/* e_contact_get              (EContact *contact, EContactField field_id); */
+		/* *****************************************************************SET BIRTHDAY****************************************** */
 		date = e_contact_get (e_contact_dup, E_CONTACT_BIRTH_DATE);
 		if (date)
 			i_contact->birthday = g_date_new_dmy ((GDateDay)date->day, (GDateMonth)date->month, (GDateYear)date->year);
 		e_contact_date_free(date);
-		//*****************************************************************SET ANNIVERSARY***************************************
+		/* *****************************************************************SET ANNIVERSARY*************************************** */
 		log_debug("process anniversary");
 		date = e_contact_get (e_contact_dup, E_CONTACT_ANNIVERSARY);
 		if (date)
 			i_contact->anniversary = g_date_new_dmy ((GDateDay)date->day, (GDateMonth)date->month, (GDateYear)date->year);
 		e_contact_date_free(date);
-		//*****************************************************************SET ADDRESSES*****************************************
+		/* *****************************************************************SET ADDRESSES***************************************** */
 		log_debug("process addresses");
 		address = e_contact_get (e_contact_dup, E_CONTACT_ADDRESS_HOME);
 		if (address)
@@ -141,7 +142,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 		if (address)
 			add_address (e_contact_dup, address, i_contact,	E_CONTACT_ADDRESS_OTHER, kstore_hash);
 		e_contact_address_free(address);
-		//*****************************************************************GEO **************************************************
+		/* *****************************************************************GEO ************************************************** */
 		log_debug("process GEO");
 		geo = e_contact_get (e_contact_dup, E_CONTACT_GEO);
 		if (geo) {
@@ -152,7 +153,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 			}
 		}
 		e_contact_geo_free(geo);
-		//*****************************************************************SET NAME**********************************************
+		/* *****************************************************************SET NAME********************************************** */
 		log_debug("process names");
 		name = e_contact_get (e_contact_dup, E_CONTACT_NAME);
 		if (is_not_empty(name->suffixes))
@@ -180,7 +181,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 			i_contact->full_name = g_string_new (full_name);
 		g_free(full_name);
 
-		//*****************************************************************SET EMAIL**************************************
+		/* *****************************************************************SET EMAIL************************************** */
 		log_debug("process emails");
 		buffer = e_contact_get (e_contact_dup, E_CONTACT_EMAIL_1);
 		if (buffer)
@@ -199,7 +200,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 			add_email (e_contact_dup, E_CONTACT_EMAIL_4, i_contact, buffer, kstore_hash);
 		g_free(buffer);
 
-		//*****************************************************************SET PHONE**************************************
+		/* *****************************************************************SET PHONE************************************** */
 		log_debug("process phones");
 
 		/*
@@ -212,7 +213,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 		add_phone_numbers(e_contact_dup, i_contact, kstore_hash);
 
 
-		//*****************************************************************SET ORGANIZATIONAL FIELDS**********************
+		/* *****************************************************************SET ORGANIZATIONAL FIELDS********************** */
 
 		log_debug("process organization fields");
 
@@ -240,7 +241,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 		if (is_not_empty(buffer))
 			i_contact->assistant = g_string_new (buffer);
 		g_free(buffer);
-		//*****************************************************************SET WEB FIELDS*********************************
+		/* *****************************************************************SET WEB FIELDS********************************* */
 		log_debug("process web page");
 		buffer = e_contact_get (e_contact_dup, E_CONTACT_HOMEPAGE_URL);
 		if (is_not_empty(buffer))
@@ -251,13 +252,13 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 		if (is_not_empty(buffer))
 			i_contact->free_busy_url = g_string_new (buffer);
 		g_free(buffer);
-		//*****************************************************************SET CATEGORY***********************************
+		/* *****************************************************************SET CATEGORY*********************************** */
 		log_debug("process categories");
 		buffer = e_contact_get (e_contact_dup, E_CONTACT_CATEGORIES);
 		if (buffer)
 			i_contact->common->categories = g_string_new (buffer);
 		g_free(buffer);
-		//*****************************************************************SET MISC FIELDS********************************
+		/* *****************************************************************SET MISC FIELDS******************************** */
 
 		log_debug("process misc fields");
 
@@ -270,7 +271,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 			i_contact->office_location = g_string_new (buffer);
 		g_free(buffer);
 
-		//*****************************************************************SET COMMON FIELDS******************************
+		/* *****************************************************************SET COMMON FIELDS****************************** */
 		buffer = e_contact_get (e_contact_dup, E_CONTACT_UID);
 		if (buffer)
 			i_contact->common->uid = g_string_new (buffer);
@@ -281,7 +282,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 		g_free(buffer);
 		buffer = e_contact_get (e_contact_dup, E_CONTACT_REV);
 		if (buffer) {
-			if (buffer[10] == 'T') // get rid of 'T' in iso time stamp if neccessary
+			if (buffer[10] == 'T') /* get rid of 'T' in iso time stamp if neccessary */
 			        buffer[10] = ' ';
 
 			struct tm *t = g_new0(struct tm, 1);
@@ -304,7 +305,7 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 			value = e_vcard_attribute_get_value (attribute);
 
 		if (attribute && value) {
-			if (value[10] == 'T') // get rid of 'T' in iso time stamp if neccessary
+			if (value[10] == 'T') /* get rid of 'T' in iso time stamp if neccessary */
 				value[10] = ' ';
 
 			struct tm *t2 = g_new0(struct tm, 1);
@@ -320,30 +321,30 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 			*i_contact->common->creation_datetime->date_time = *i_contact->common->last_modified_datetime->date_time;
 		}
 
-//		g_debug("populateIContactFromEContact: icontact->common->uid == '%s'", icontact->common->uid->str);
+		/* g_debug("populateIContactFromEContact: icontact->common->uid == '%s'", icontact->common->uid->str); */
 
-		//*****************************************************************SET PICTURE FIELDS*****************************
+		/* *****************************************************************SET PICTURE FIELDS***************************** */
 
 		log_debug("process picture fields");
 
 		e_contact_photo = e_contact_get (e_contact_dup, E_CONTACT_PHOTO);
 
 		if (e_contact_photo && e_contact_photo->type == E_CONTACT_PHOTO_TYPE_INLINED) {
-			//Bin_attachment *photo;
-			//photo = (Bin_attachment *) malloc ( sizeof(Bin_attachment) );
+			/* Bin_attachment *photo; */
+			/* photo = (Bin_attachment *) malloc ( sizeof(Bin_attachment) ); */
 			i_contact->photo = g_new0(Kolab_conv_mail_part, 1);
 
 			i_contact->photo->length = e_contact_photo->data.inlined.length;
 			i_contact->photo->data = g_new0(gchar, i_contact->photo->length);
 
-			// handle mime type
+			/* handle mime type */
 			gchar *d = (gchar*) e_contact_photo->data.inlined.data;
 
-			// JPEG SOI marker (first two bytes): FF D8
+			/* JPEG SOI marker (first two bytes): FF D8 */
 			if (memcmp (d, "\xFF\xD8", 2) == 0) {
 				i_contact->photo->name = g_strdup("kolab-picture.jpg");
 				i_contact->photo->mime_type = g_strdup("image/jpeg");
-			// PNG signature (first eight bytes): 89 50 4E 47 0D 0A 1A 0A
+			/* PNG signature (first eight bytes): 89 50 4E 47 0D 0A 1A 0A */
 			} else if (memcmp (d, "\x89PNG\r\n\x1A\n", 8) == 0) {
 				i_contact->photo->name = g_strdup("kolab-picture.png");
 				i_contact->photo->mime_type = g_strdup("image/png");
@@ -358,23 +359,23 @@ process_contact_e_to_i (I_contact* i_contact, const EContact *e_contact)
 		e_contact_photo_free(e_contact_photo);
 
 
-		//*************************************SET X-CUSTOM FIELDS (ALL IM fields, BlogFeed URL and self defined fields)***
+		/* *************************************SET X-CUSTOM FIELDS (ALL IM fields, BlogFeed URL and self defined fields)*** */
 
 		log_debug("process X-CUSTOMER fields");
 
 		add_custom_fields(e_contact_dup, i_contact, kstore_hash);
 
-		//*************************************SET EVOLUTION HIDDEN FIELDS BACK IN ICONTACT (In KolabStore) **************
+		/* *************************************SET EVOLUTION HIDDEN FIELDS BACK IN ICONTACT (In KolabStore) ************** */
 
 
 		kolab_store_handle_attachments(e_contact_dup, i_contact->common);
 
-		//*************************************SET EVOLUTION SPECIFIC FIELDS INTO EVOLUTIONSTORE IN ICONTACT *************
+		/* *************************************SET EVOLUTION SPECIFIC FIELDS INTO EVOLUTIONSTORE IN ICONTACT ************* */
 
 		i_evo_store_add_contact(e_contact_dup, i_contact->common);
 
-		//TODO: COMPLETE ALL REMAINING FIELDS
-		//KLBC_CNT_KEY
+		/* TODO: COMPLETE ALL REMAINING FIELDS */
+		/* KLBC_CNT_KEY */
 		g_hash_table_unref(kstore_hash);
 
 	} else
@@ -393,7 +394,7 @@ add_address (const EContact *e_contact, EContactAddress *e_address, I_contact* i
 	Address *addr = new_address ();
 
 	addr->type = address_type_e_to_i(e_addr_type);
-//	g_debug ("**** e_address_type: %d, addr->type: %d ****", e_addr_type, addr->type);
+	/* g_debug ("**** e_address_type: %d, addr->type: %d ****", e_addr_type, addr->type); */
 
 	if (e_address->street)
 		addr->street = g_string_new (e_address->street);
@@ -435,17 +436,17 @@ add_email (const EContact *e_contact, EContactField e_field,
 static void
 add_phone_numbers (const EContact *e_contact, I_contact* i_contact, GHashTable *k_store_hash)
 {
-	// read phone tags from vcard manually
+	/* read phone tags from vcard manually */
 	GList *attrs;
 	GList *attr;
 	attrs = e_vcard_get_attributes (E_VCARD (e_contact));
 
-	// for all attributes in vcard object
+	/* for all attributes in vcard object */
 	for (attr = attrs; attr;)
 	{
 		EVCardAttribute *a = attr->data;
 
-		// do if it is a phone object
+		/* do if it is a phone object */
 		if (!strcmp (EVC_TEL, e_vcard_attribute_get_name (a)))
 		{
 			GList *params = e_vcard_attribute_get_param (a, EVC_TYPE);
@@ -457,7 +458,7 @@ add_phone_numbers (const EContact *e_contact, I_contact* i_contact, GHashTable *
 				type_list = g_list_append(type_list, p);
 			}
 
-			// phone number
+			/* phone number */
 			gchar* value = e_vcard_attribute_get_value(a);
 
 			if (value != NULL) {
@@ -502,7 +503,7 @@ add_phone_numbers (const EContact *e_contact, I_contact* i_contact, GHashTable *
 			g_list_free(type_list);
 			type_list = NULL;
 		}
-		// next attribute in vcard
+		/* next attribute in vcard */
 		attr = attr->next;
 	}
 }
@@ -513,44 +514,44 @@ add_phone_numbers (const EContact *e_contact, I_contact* i_contact, GHashTable *
 static void
 add_custom_fields (const EContact *e_contact, I_contact* i_contact, GHashTable *k_store_hash)
 {
-	// read phone tags from vcard manually
+	/* read phone tags from vcard manually */
 	GList *attrs;
 	GList *attr;
 	attrs = e_vcard_get_attributes (E_VCARD (e_contact));
 
-	// for all attributes in vcard object
+	/* for all attributes in vcard object */
 	for (attr = attrs; attr;) {
 		EVCardAttribute *a = attr->data;
 
 		Custom *custom_field = g_new0(Custom, 1);
 
-		// do if it is a blog object
-		if (!strcmp (EVC_X_BLOG_URL, e_vcard_attribute_get_name(a))) {	// blogfeed
+		/* do if it is a blog object */
+		if (!strcmp (EVC_X_BLOG_URL, e_vcard_attribute_get_name(a))) {	/* blogfeed */
 			custom_field->name = g_string_new(KLBX_CNT_X_CUSTOM_NAME_BLOGFEED);
 			custom_field->app = g_string_new("");
 		}
 		else {
 			custom_field->name = g_string_new("All");
 
-			if (!strcmp (EVC_X_AIM, e_vcard_attribute_get_name (a))) 			// im aim
+			if (!strcmp (EVC_X_AIM, e_vcard_attribute_get_name (a))) 		/* im aim */
 				custom_field->app = g_string_new(KLBX_CNT_X_CUSTOM_APP_AIM);
-			else if (!strcmp (EVC_X_JABBER, e_vcard_attribute_get_name (a))) 	// im jabber/xmpp
+			else if (!strcmp (EVC_X_JABBER, e_vcard_attribute_get_name (a))) 	/* im jabber/xmpp */
 				custom_field->app = g_string_new(KLBX_CNT_X_CUSTOM_APP_XMPP);
-			else if (!strcmp (EVC_X_YAHOO, e_vcard_attribute_get_name (a))) 	// im yahoo
+			else if (!strcmp (EVC_X_YAHOO, e_vcard_attribute_get_name (a))) 	/* im yahoo */
 				custom_field->app = g_string_new(KLBX_CNT_X_CUSTOM_APP_YAHOO);
-			else if (!strcmp (EVC_X_GADUGADU, e_vcard_attribute_get_name (a))) 	// im gadu-gadu
+			else if (!strcmp (EVC_X_GADUGADU, e_vcard_attribute_get_name (a))) 	/* im gadu-gadu */
 				custom_field->app = g_string_new(KLBX_CNT_X_CUSTOM_APP_GADUGADU);
-			else if (!strcmp (EVC_X_MSN, e_vcard_attribute_get_name (a))) 		// im msn
+			else if (!strcmp (EVC_X_MSN, e_vcard_attribute_get_name (a))) 		/* im msn */
 				custom_field->app = g_string_new(KLBX_CNT_X_CUSTOM_APP_MSN);
-			else if (!strcmp (EVC_X_ICQ, e_vcard_attribute_get_name (a))) 		// im icq
+			else if (!strcmp (EVC_X_ICQ, e_vcard_attribute_get_name (a))) 		/* im icq */
 				custom_field->app = g_string_new(KLBX_CNT_X_CUSTOM_APP_ICQ);
-			else if (!strcmp (EVC_X_GROUPWISE, e_vcard_attribute_get_name (a))) // im groupwise
+			else if (!strcmp (EVC_X_GROUPWISE, e_vcard_attribute_get_name (a)))	/* im groupwise */
 				custom_field->app = g_string_new(KLBX_CNT_X_CUSTOM_APP_GROUPWISE);
-			else if (!strcmp (EVC_X_SKYPE, e_vcard_attribute_get_name (a))) 	// im skype
+			else if (!strcmp (EVC_X_SKYPE, e_vcard_attribute_get_name (a))) 	/* im skype */
 				custom_field->app = g_string_new(KLBX_CNT_X_CUSTOM_APP_SKYPE);
 		}
 
-		// test if name and app are set, if not, it is no x custom element and could produce errors due to multiple values etc.
+		/* test if name and app are set, if not, it is no x custom element and could produce errors due to multiple values etc. */
 		if (custom_field->app != NULL && custom_field->name != NULL) {
 			gchar *val = e_vcard_attribute_get_value(a);
 			if (val != NULL) {
@@ -588,7 +589,7 @@ add_custom_fields (const EContact *e_contact, I_contact* i_contact, GHashTable *
 			}
 
 		}
-		// next attribute in vcard
+		/* next attribute in vcard */
 		attr = attr->next;
 	}
 	g_list_free(attr);
@@ -664,7 +665,7 @@ kolab_store_read_values (const EContact *e_contact, I_contact* i_contact)
 					if (id == KOLAB_STORE_PTR_CONTACT_NAME)
 						kolab_store_add_element(i_contact->common, (gpointer) KOLAB_STORE_PTR_CONTACT_NAME, strdup(str->str), FALSE);
 					else {
-						gint *idptr = g_new0(gint, 1); // pointer must be different every time
+						gint *idptr = g_new0(gint, 1); /* pointer must be different every time */
 						*idptr = id;
 						GList *xml_str_list = g_hash_table_lookup(hash, idptr);
 						xml_str_list = g_list_append(xml_str_list, (gpointer) strdup(str->str));
@@ -704,8 +705,8 @@ kolab_store_restore_subnode_xml(I_contact *i_contact, gpointer parent_ptr,
 {
 	log_debug("get vcard attributes for econtact field");
 
-	gchar *e_value = e_contact_get ((EContact*) e_contact, e_field); // params cannot be accessed here
-	GList* e_attr_list = e_contact_get_attributes ((EContact*)e_contact, e_field); // params can be accessed here but attribute set is bigger than before => use evalue to reduce attribute set.
+	gchar *e_value = e_contact_get ((EContact*) e_contact, e_field); /* params cannot be accessed here */
+	GList* e_attr_list = e_contact_get_attributes ((EContact*)e_contact, e_field); /* params can be accessed here but attribute set is bigger than before => use evalue to reduce attribute set. */
 	for (; e_attr_list != NULL; e_attr_list = e_attr_list->next) {
 		EVCardAttribute *eattr = (EVCardAttribute*) e_attr_list->data;
 		if (e_vcard_attribute_is_single_valued(eattr)) {
@@ -713,11 +714,11 @@ kolab_store_restore_subnode_xml(I_contact *i_contact, gpointer parent_ptr,
 			if (strcmp(avalue, e_value) != 0)
 				continue;
 		} else {
-			//log_warn("could not read kolab store id from multivalued vcard field");
+			/* log_warn("could not read kolab store id from multivalued vcard field"); */
 			break;
 		}
-		//log_debug("get vcard parameters for attribute %s", ((GString*)e_vcard_attribute_get_values_decoded(eattr)->data)->str);
-//		gchar *aname = e_vcard_attribute_get_name(eattr); //no new string is created here
+		/* log_debug("get vcard parameters for attribute %s", ((GString*)e_vcard_attribute_get_values_decoded(eattr)->data)->str); */
+		/* gchar *aname = e_vcard_attribute_get_name(eattr); no new string is created here */
 		GList *eparams = e_vcard_attribute_get_params (eattr);
 		for (;eparams != NULL; eparams = eparams->next) {
 			if (strcmp(e_vcard_attribute_param_get_name (eparams->data), ICONTACT_KOLAB_STORE_ID) == 0) {
@@ -773,7 +774,7 @@ address_type_e_to_i(EContactField e_addr_type)
 static Icontact_phone_type
 phone_type_e_to_i(GList *vcard_types)
 {
-	// set default phone type:
+	/* set default phone type: */
 	const Icontact_phone_type DEFAULT_TYPE = ICONTACT_PHONE_PRIMARY;
 
 	if (g_list_length(vcard_types) == 1) {
@@ -801,25 +802,25 @@ phone_type_e_to_i(GList *vcard_types)
 			return ICONTACT_PHONE_TTYTDD;
 		else if (strcmp(vcard_types->data, "VOICE") == 0)
 			return ICONTACT_PHONE_OTHER;
-		else if (strcmp(vcard_types->data, "FAX") == 0)		// OTHER_FAX
+		else if (strcmp(vcard_types->data, "FAX") == 0)		/* OTHER_FAX */
 			return ICONTACT_PHONE_BUSINESS_FAX;
 		else
 			return DEFAULT_TYPE;
 	} else {
-		// combinated types
+		/* combinated types */
 		if (g_list_find_custom(vcard_types, "WORK", (GCompareFunc)strcmp) != NULL) {
 			if (g_list_find_custom(vcard_types, "VOICE", (GCompareFunc)strcmp) != NULL) {
-				return ICONTACT_PHONE_BUSINESS_1;	// TYPE=WORK,VOICE
+				return ICONTACT_PHONE_BUSINESS_1;	/* TYPE=WORK,VOICE */
 			} else if (g_list_find_custom(vcard_types, "FAX", (GCompareFunc)strcmp) != NULL) {
-				return ICONTACT_PHONE_BUSINESS_FAX; // TYPE=WORK,FAX
+				return ICONTACT_PHONE_BUSINESS_FAX;	/* TYPE=WORK,FAX */
 			} else {
 				return DEFAULT_TYPE;
 			}
 		} else if (g_list_find_custom(vcard_types, "HOME", (GCompareFunc)strcmp) != NULL) {
 			if (g_list_find_custom(vcard_types, "VOICE", (GCompareFunc)strcmp) != NULL) {
-				return ICONTACT_PHONE_HOME_1;		// TYPE=HOME,VOICE
+				return ICONTACT_PHONE_HOME_1;		/* TYPE=HOME,VOICE */
 			} else if (g_list_find_custom(vcard_types, "FAX", (GCompareFunc)strcmp) != NULL) {
-				return ICONTACT_PHONE_HOME_FAX;		// TYPE=HOME,FAX
+				return ICONTACT_PHONE_HOME_FAX;		/* TYPE=HOME,FAX */
 			} else {
 				return DEFAULT_TYPE;
 			}
diff --git a/src/libekolabconv/main/src/evolution/contact-i-to-e.c b/src/libekolabconv/main/src/evolution/contact-i-to-e.c
index 493703b..9884a9f 100644
--- a/src/libekolabconv/main/src/evolution/contact-i-to-e.c
+++ b/src/libekolabconv/main/src/evolution/contact-i-to-e.c
@@ -85,8 +85,8 @@ static void
 process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 {
 	I_contact *icontact = *i_contact;
-	//This method assumes contact object is initialized
-	//printContact( *i_contact );
+	/* This method assumes contact object is initialized */
+	/* printContact( *i_contact ); */
 
 	/**
 	 * holds pointers of kolab_store (I_contact) elements which hold kolab
@@ -96,7 +96,7 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 	 */
 	GList *k_store_sublist = NULL;
 
-	//*****************************************************************SET NAME*******************************************
+	/* *****************************************************************SET NAME******************************************* */
 	EContactName *name = g_new0(EContactName, 1);
 	if (icontact->given_name != NULL)
 		name->given = icontact->given_name->str;
@@ -118,17 +118,18 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 	if (icontact->spouse_name != NULL)
 		e_contact_set (e_contact, E_CONTACT_SPOUSE, icontact->spouse_name->str);
 
-	// following command is not possible because the id cannot be read later
-	// from the multivalue field "N":
-	// kolab_store_add_id_to_field(e_contact, E_CONTACT_NAME, icontact, (gpointer) KOLAB_STORE_PTR_CONTACT_NAME, &k_store_sublist);
+	/* following command is not possible because the id cannot be read later
+	 * from the multivalue field "N":
+	 */
+	/* kolab_store_add_id_to_field(e_contact, E_CONTACT_NAME, icontact, (gpointer) KOLAB_STORE_PTR_CONTACT_NAME, &k_store_sublist); */
 
-	//*****************************************************************SET WEB FIELDS*************************************
+	/* *****************************************************************SET WEB FIELDS************************************* */
 	if (icontact->web_page != NULL)
 		e_contact_set (e_contact, E_CONTACT_HOMEPAGE_URL, icontact->web_page->str);
 	if (icontact->free_busy_url != NULL)
 		e_contact_set (e_contact, E_CONTACT_FREEBUSY_URL, icontact->free_busy_url->str);
 
-	//*****************************************************************SET ORGANIZATIONAL FIELDS**************************
+	/* *****************************************************************SET ORGANIZATIONAL FIELDS************************** */
 	if (icontact->organization != NULL)
 		e_contact_set (e_contact, E_CONTACT_ORG, icontact->organization->str);
 	if (icontact->department != NULL)
@@ -144,11 +145,11 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 	if (icontact->office_location != NULL)
 		e_contact_set (e_contact, E_CONTACT_OFFICE, icontact->office_location->str);
 
-	//*****************************************************************SET BIRTHDAY***************************************
+	/* *****************************************************************SET BIRTHDAY*************************************** */
 	EContactDate date;
 	GList* list = NULL;
 	Custom * custom_field = NULL;
-	//char paramName[20], intStr[5]; //for adding hidden field for kolab_store
+	/* char paramName[20], intStr[5]; for adding hidden field for kolab_store */
 
 	if (icontact->birthday != NULL) {
 		date.day = icontact->birthday->day;
@@ -158,7 +159,7 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 		e_contact_set (e_contact, E_CONTACT_BIRTH_DATE, &date);
 	}
 
-	//*****************************************************************SET ANNIVERSARY************************************
+	/* *****************************************************************SET ANNIVERSARY************************************ */
 	if (icontact->anniversary != NULL) {
 		date.day = icontact->anniversary->day;
 		date.month = icontact->anniversary->month;
@@ -167,9 +168,9 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 		e_contact_set (e_contact, E_CONTACT_ANNIVERSARY, &date);
 	}
 
-	//*****************************************************************SET PICTURE FIELDS*********************************
+	/* *****************************************************************SET PICTURE FIELDS********************************* */
 	if (icontact->photo) {
-		//log_debug("\nPicture is set in eContact\n");
+		/* log_debug("\nPicture is set in eContact\n"); */
 
 		EContactPhoto e_contact_photo;
 		e_contact_photo.type = E_CONTACT_PHOTO_TYPE_INLINED;
@@ -189,7 +190,7 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 		g_free(e_contact_photo.data.uri);
 	}
 
-	//*****************************************************************SET PHONE******************************************
+	/* *****************************************************************SET PHONE****************************************** */
 	for (list = g_list_first (icontact->phone_numbers); list != NULL; list = list->next) {
 		Phone_number *phone = (Phone_number *)list->data;
 		GList *vcard_types = phone_type_i_to_v(phone->type);
@@ -200,18 +201,18 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 
 		while (vcard_types != NULL)
 		{
-			e_vcard_attribute_param_add_value(ph_param, vcard_types->data);				// set type
+			e_vcard_attribute_param_add_value(ph_param, vcard_types->data);			/* set type */
 			vcard_types = vcard_types->next;
 		}
 
-		e_vcard_attribute_add_value (ph_number, phone->number);					// set number
-		kolab_store_add_id(icontact, (gpointer)phone, &k_store_sublist, ph_number);		// set kolab store attributes
+		e_vcard_attribute_add_value (ph_number, phone->number);					/* set number */
+		kolab_store_add_id(icontact, (gpointer)phone, &k_store_sublist, ph_number);		/* set kolab store attributes */
 		e_vcard_add_attribute(&e_contact->parent, ph_number);
 
 		g_list_free(vcard_types);
 	}
 
-	//*****************************************************************SET EMAIL******************************************
+	/* *****************************************************************SET EMAIL****************************************** */
 	list = NULL;
 	list = g_list_first (icontact->emails);
 	gint i = 0;
@@ -236,19 +237,20 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 			kolab_store_add_id_to_field(e_contact, email_slot, icontact, (gpointer) email, &k_store_sublist);
 		}
 
-		// TODO: handle display-name properly (kolab-store?)
-		//			if (((Email*) list->data)->display_name)
-		//				addHiddenParamToExistingFieldInEcontact (eContact,
-		//						email_slot, "display-name",
-		//						((Email*) list->data)->display_name->str);
-
-//		log_debug("\nEmail %d \n\tdisplay_name: %s, smtp_address: %s", (i), ((Email*)list->data)->display_name->str, ((Email*)list->data)->smtp_address->str);
+		/* TODO: handle display-name properly (kolab-store?) */
+#if 0		
+		if (((Email*) list->data)->display_name)
+			addHiddenParamToExistingFieldInEcontact (eContact,
+					email_slot, "display-name",
+					((Email*) list->data)->display_name->str);
+#endif
+		/* log_debug("\nEmail %d \n\tdisplay_name: %s, smtp_address: %s", (i), ((Email*)list->data)->display_name->str, ((Email*)list->data)->smtp_address->str); */
 
 		i++;
 		list = list->next;
 	}
 
-	//*****************************************************************SET ADDRESSES**************************************
+	/* *****************************************************************SET ADDRESSES************************************** */
 	list = g_list_first (icontact->addresses);
 	i = 0;
 
@@ -277,7 +279,7 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 		if (i_address->type) {
 			EContactField ecf = address_type_i_to_e(i_address->type);
 			e_contact_set (e_contact, ecf, e_address);
-			// put address-fields unknown by evolution into kolab-store
+			/* put address-fields unknown by evolution into kolab-store */
 			kolab_store_add_id_to_field(e_contact, ecf, icontact, (gpointer) i_address, &k_store_sublist);
 		}
 
@@ -288,10 +290,10 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 
 	/* print_addresses_from_econtact (eContact, "populateEContactFromIContact"); */
 
-	//*****************************************************************GEO************************************************
+	/* *****************************************************************GEO************************************************ */
 	if (icontact->latitude >= -90.0 && icontact->latitude <= 90.0
 		&& icontact->longitude >= -180.0 && icontact->longitude <= 180.0) {
-		// if both degrees are set and their values are valid coordinate values, then set geo
+		/* if both degrees are set and their values are valid coordinate values, then set geo */
 		EContactGeo geo;
 		geo.latitude = icontact->latitude;
 		geo.longitude = icontact->longitude;
@@ -299,7 +301,7 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 	}
 
 
-	//*****************************************************************SET COMMON FIELDS************************************
+	/* *****************************************************************SET COMMON FIELDS************************************ */
 	if (icontact->common != NULL)
 	{
 		if (icontact->common->uid != NULL)
@@ -319,10 +321,10 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 			gchar *buf = g_new0(gchar, 21);
 			strftime (buf, 21, "%Y-%m-%dT%H:%M:%SZ", ts);
 
-			//Create a new vcard attribute
+			/* Create a new vcard attribute */
 			EVCardAttribute *createdAttribute = e_vcard_attribute_new (NULL, ICONTACT_KOLAB_CREATED);
 
-			//Add the vcard attribute to eContact
+			/* Add the vcard attribute to eContact */
 			e_vcard_add_attribute_with_value ((EVCard *) e_contact, createdAttribute, buf);
 
 			g_debug ("**** populateEContactFromIContact() X-KOLAB-CREATED: %s", buf);
@@ -341,13 +343,13 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 		}
 	}
 
-	//*****************************************************************SET BINARY BASE 64 ENCODED FIELDS******************
-	//We add one binary base 64 encoded field for each element of extraAttachments GList in icontact
+	/* *****************************************************************SET BINARY BASE 64 ENCODED FIELDS****************** */
+	/* We add one binary base 64 encoded field for each element of extraAttachments GList in icontact */
 
 	list = g_list_first (icontact->common->kolab_attachment_store);
 
 	while (list != NULL) {
-		//log_debug("\nBinary Attachment No. %d is attached. \n", ++i);
+		/* log_debug("\nBinary Attachment No. %d is attached. \n", ++i); */
 
 		Kolab_conv_mail_part *bin_att = ((Kolab_conv_mail_part *) list->data);
 		add_binary_field_base64 (e_contact, bin_att);
@@ -357,49 +359,49 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 		list = list->next;
 	}
 
-	//*************************************SET X-CUSTOM FIELDS (ALL IM fields and BlogFeed URL)***************************
+	/* **************************************SET X-CUSTOM FIELDS (ALL IM fields and BlogFeed URL)*************************** */
 	list = NULL;
 	list = g_list_first (icontact->custom_list);
-	i = 0;							// count for written messenger fields
-	gint max_evolution_im = 4;		// maximum instant messenger fields that can be handled by evolution, rest in kolab store
+	i = 0;					/* count for written messenger fields */
+	gint max_evolution_im = 4;		/* maximum instant messenger fields that can be handled by evolution, rest in kolab store */
 
 	while (list != NULL) {
 		custom_field = (Custom *) list->data;
 
-		if (strcmp (custom_field->name->str, KLBX_CNT_X_CUSTOM_NAME_BLOGFEED) == 0) {	// x-custom blogfeed
+		if (strcmp (custom_field->name->str, KLBX_CNT_X_CUSTOM_NAME_BLOGFEED) == 0) {		/* x-custom blogfeed */
 			e_contact_set (e_contact, E_CONTACT_BLOG_URL, custom_field->value->str);
 		}
-		else if (strcmp (custom_field->name->str, KLBX_CNT_X_CUSTOM_NAME_ALL) == 0		// x-custom im
+		else if (strcmp (custom_field->name->str, KLBX_CNT_X_CUSTOM_NAME_ALL) == 0		/* x-custom im */
 				 && i < max_evolution_im) {
-			EVCardAttribute *im_field = NULL;	// attribute to write
+			EVCardAttribute *im_field = NULL; /* attribute to write */
 
-			// save just elements that are available in evolution, put other in kolab store
-			if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_AIM) == 0) {				// aim
+			/* save just elements that are available in evolution, put other in kolab store */
+			if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_AIM) == 0) {		/* aim */
 				im_field = e_vcard_attribute_new(NULL, EVC_X_AIM);
 			}
-			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_XMPP) == 0) {		// jabber
+			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_XMPP) == 0) {	/* jabber */
 				im_field = e_vcard_attribute_new(NULL, EVC_X_JABBER);
 			}
-			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_YAHOO) == 0) {		// yahoo
+			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_YAHOO) == 0) {	/* yahoo */
 				im_field = e_vcard_attribute_new(NULL, EVC_X_YAHOO);
 			}
-			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_GADUGADU) == 0) {	// gadu-gadu
+			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_GADUGADU) == 0) {/* gadu-gadu */
 				im_field = e_vcard_attribute_new(NULL, EVC_X_GADUGADU);
 			}
-			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_MSN) == 0) {			// msn
+			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_MSN) == 0) {	/* msn */
 				im_field = e_vcard_attribute_new(NULL, EVC_X_MSN);
 			}
-			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_ICQ) == 0) {			// icq
+			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_ICQ) == 0) {	/* icq */
 				im_field = e_vcard_attribute_new(NULL, EVC_X_ICQ);
 			}
-			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_GROUPWISE) == 0) {	// groupwise
+			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_GROUPWISE) == 0) {/* groupwise */
 				im_field = e_vcard_attribute_new(NULL, EVC_X_GROUPWISE);
 			}
-			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_SKYPE) == 0) {		// skype
+			else if (strcmp (custom_field->app->str, KLBX_CNT_X_CUSTOM_APP_SKYPE) == 0) {	/* skype */
 				im_field = e_vcard_attribute_new(NULL, EVC_X_SKYPE);
 			}
 			else {
-				// type not found
+				/* type not found */
 				xmlNodePtr store_node = NULL;
 				store_node = xmlNewNode(NULL, BAD_CAST KLBX_CNT_X_CUSTOM_LIST);
 				add_property (store_node, "value", custom_field->value->str);
@@ -409,12 +411,13 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 				xmlFree(store_node);
 			}
 
-			// If there will be a mappable IRC field in Evolution some time, the value of one field has to be split
-			// in Adress and Network by delimiter sign î (\356\204\240).
-			// Kontact saves both in value field.
-			// Example:<x-custom value="IRC-AddressîIRC-Network" app="messaging/irc" name="All" />
+			/* If there will be a mappable IRC field in Evolution some time, the value of one field has to be split
+			 * in Adress and Network by delimiter sign î (\356\204\240).
+			 * Kontact saves both in value field.
+			 * Example:<x-custom value="IRC-AddressîIRC-Network" app="messaging/irc" name="All" />
+			 */
 
-			if (im_field != NULL) {		// if attribute not set mappable type found
+			if (im_field != NULL) {		/* if attribute not set mappable type found */
 				EVCardAttributeParam* im_param = e_vcard_attribute_param_new (EVC_TYPE);
 				e_vcard_attribute_add_param(im_field, im_param);
 				e_vcard_attribute_param_add_value(im_param, "HOME");
@@ -434,24 +437,24 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 			xmlFree(store_node);
 		}
 
-		//log_debug("\nApp=%s, Value=%s, Name=%s\n", custom_field->app->str, custom_field->value->str, custom_field->name->str);
+		/* log_debug("\nApp=%s, Value=%s, Name=%s\n", custom_field->app->str, custom_field->value->str, custom_field->name->str); */
 
 		list = list->next;
 	}
 
 	i_evo_store_get_all_contact(icontact->common, e_contact);
 
-	//*************************************SET KOLAB STORE AS A HIDDEN FIELD IN EVOLUTION*********************************
+	/* *************************************SET KOLAB STORE AS A HIDDEN FIELD IN EVOLUTION********************************* */
 	list = NULL;
 	if (icontact->common->kolab_store) {
-		//Add a param in kolab_store for each element in the list icontact->kolab_store
+		/* Add a param in kolab_store for each element in the list icontact->kolab_store */
 		list = kolab_store_get_element_list(icontact->common, icontact->common);
 		for (list = g_list_last (list); list != NULL; list = list->prev)
 			add_hidden_field_base64 (e_contact,
 					ICONTACT_KOLAB_STORE,
 					((gchar *) list->data), -1);
 
-		// add kolab store elements with a constant id (name)
+		/* add kolab store elements with a constant id (name) */
 
 		list = kolab_store_get_element_list(icontact->common, (gpointer) KOLAB_STORE_PTR_CONTACT_NAME);
 		for (list = g_list_last (list); list != NULL; list = list->prev)
@@ -459,7 +462,7 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 					ICONTACT_KOLAB_STORE,
 					((gchar *) list->data), KOLAB_STORE_PTR_CONTACT_NAME);
 
-		// add kolab store elements which are referred by id
+		/* add kolab store elements which are referred by id */
 
 		i = 0;
 		for (; k_store_sublist != NULL; k_store_sublist = k_store_sublist->next) {
@@ -487,27 +490,27 @@ process_contact_i_to_e (EContact* e_contact, I_contact **i_contact)
 static void
 add_binary_field_base64 (EContact *e_contact, Kolab_conv_mail_part *mpart)
 {
-	//Create a new vcard attribute
+	/* Create a new vcard attribute */
 	EVCardAttribute *bin_attr = e_vcard_attribute_new (NULL, ICONTACT_KOLAB_STORE_ATTACHMENT);
 
-	//Add a encoding parameter to vcard attribute to make it base 64 encoded
+	/* Add a encoding parameter to vcard attribute to make it base 64 encoded */
 	e_vcard_attribute_add_param_with_value (bin_attr, e_vcard_attribute_param_new (
 			EVC_ENCODING), "BASE64");
 
-	//Add a mime_type parameter to vcard attribute.
+	/* Add a mime_type parameter to vcard attribute. */
 	if (mpart->mime_type)
 		e_vcard_attribute_add_param_with_value (bin_attr, e_vcard_attribute_param_new (
 				ICONTACT_KOLAB_STORE_ATTACHMENT_MTYPE), mpart->mime_type);
 
-	//Add a mime_type parameter to vcard attribute.
+	/* Add a mime_type parameter to vcard attribute. */
 	if (mpart->name)
 		e_vcard_attribute_add_param_with_value (bin_attr, e_vcard_attribute_param_new (
 				ICONTACT_KOLAB_STORE_ATTACHMENT_NAME), mpart->name);
 
-	//Add binary data to the attribute
+	/* Add binary data to the attribute */
 	e_vcard_attribute_add_value_decoded (bin_attr, mpart->data, (gint)mpart->length);
 
-	//Add the vcard attribute to eContact
+	/* Add the vcard attribute to eContact */
 	e_vcard_add_attribute ((EVCard *) e_contact, bin_attr);
 }
 
@@ -540,7 +543,7 @@ static gint
 kolab_store_get_sub_id(GList **k_store_sublist, gpointer ptr)
 {
 	gint idx = g_list_index(*k_store_sublist, ptr);
-	if (idx == -1) { // element is not found
+	if (idx == -1) { /* element is not found */
 		idx = (gint) g_list_length(*k_store_sublist);
 		*k_store_sublist = g_list_append(*k_store_sublist, ptr);
 	}
@@ -590,7 +593,7 @@ phone_type_i_to_v(Icontact_phone_type i_phone_type)
 {
 	GList *vcard_types = NULL;
 
-	if (i_phone_type == ICONTACT_PHONE_PRIMARY)	// one param value
+	if (i_phone_type == ICONTACT_PHONE_PRIMARY)	/* one param value */
 	{
 		vcard_types = g_list_append(vcard_types, (gchar*)"PREF");
 	}
@@ -638,7 +641,7 @@ phone_type_i_to_v(Icontact_phone_type i_phone_type)
 	{
 		vcard_types = g_list_append(vcard_types, (gchar*)"VOICE");
 	}
-	else if (i_phone_type == ICONTACT_PHONE_HOME_1) // two param values
+	else if (i_phone_type == ICONTACT_PHONE_HOME_1) /* two param values */
 	{
 		vcard_types = g_list_append(vcard_types, (gchar*)"HOME");
 		vcard_types = g_list_append(vcard_types, (gchar*)"VOICE");
@@ -658,7 +661,7 @@ phone_type_i_to_v(Icontact_phone_type i_phone_type)
 		vcard_types = g_list_append(vcard_types, (gchar*)"WORK");
 		vcard_types = g_list_append(vcard_types, (gchar*)"FAX");
 	}
-	else	// default
+	else	/* default */
 	{
 		vcard_types = g_list_append(vcard_types, (gchar*)"PREF");
 	}
diff --git a/src/libekolabconv/main/src/evolution/event-e-to-i.c b/src/libekolabconv/main/src/evolution/event-e-to-i.c
index 11c79c3..216f913 100644
--- a/src/libekolabconv/main/src/evolution/event-e-to-i.c
+++ b/src/libekolabconv/main/src/evolution/event-e-to-i.c
@@ -24,7 +24,7 @@
  * 51 Franklin Street, Fifth Floor Boston, MA 02110-1301, USA
  */
 
-#include "evolution.h" // public interface of this file
+#include "evolution.h" /* public interface of this file */
 #include "priv-evolution.h"
 #include "../logging.h"
 
@@ -77,13 +77,13 @@ process_event_e_to_i(const ECalComponentWithTZ *ectz, I_event *i_event, GError *
 {
 	g_assert(error != NULL && *error == NULL);
 	ECalComponent *e_cal_comp = ectz->maincomp;
-	//log_debug("\nconvert_ECalComponent_to_ievent is called...");
+	/* log_debug("\nconvert_ECalComponent_to_ievent is called..."); */
 	if (e_cal_comp == NULL || e_cal_component_get_vtype(e_cal_comp) != E_CAL_COMPONENT_EVENT)
 		return;
 
 	conv_incidence_e_to_i(ectz, i_event->incidence);
 
-	// show_time_as
+	/* show_time_as */
 	ECalComponentTransparency *e_transp = g_new0(ECalComponentTransparency, 1);
 	e_cal_component_get_transparency(e_cal_comp, e_transp);
 	if (e_transp)
@@ -91,16 +91,17 @@ process_event_e_to_i(const ECalComponentWithTZ *ectz, I_event *i_event, GError *
 
 	g_free(e_transp);
 
-	// end_date
+	/* end_date */
 	ECalComponentDateTime *e_end_date = g_new0(ECalComponentDateTime, 1);
 	e_cal_component_get_dtend (e_cal_comp, e_end_date);
 	if (e_end_date && e_end_date->value) {
 		localtime_to_utc(e_end_date, ectz->timezone);
 		i_event->end_date = new_date_or_datetime();
 		if (e_end_date->value->is_date) {
-			// need to subtract one day from end date because of the
-			// different interpretation by evolution (shows exclusive)
-			// and kolab clients (shows inclusive)
+			/* need to subtract one day from end date because of the
+			 * different interpretation by evolution (shows exclusive)
+			 * and kolab clients (shows inclusive)
+			 */
 			struct icaldurationtype duration = icaldurationtype_null_duration();
 			duration.days = 1;
 			duration.is_neg = TRUE;
diff --git a/src/libekolabconv/main/src/evolution/event-i-to-e.c b/src/libekolabconv/main/src/evolution/event-i-to-e.c
index 8c327f9..7afa007 100644
--- a/src/libekolabconv/main/src/evolution/event-i-to-e.c
+++ b/src/libekolabconv/main/src/evolution/event-i-to-e.c
@@ -65,17 +65,17 @@ conv_I_event_to_ECalComponentWithTZ (I_event **i_event_ptr, GError **error)
 	I_event *i_event = *i_event_ptr;
 
 	if (i_event) {
-		// type
+		/* type */
 		e_cal_component_set_new_vtype (e_cal_comp, E_CAL_COMPONENT_EVENT);
 
-		// incidence & common
+		/* incidence & common */
 		conv_incidence_i_to_e(ectz, i_event->incidence);
 
-		// show_time_as
+		/* show_time_as */
 		if (i_event->show_time_as)
 			e_cal_component_set_transparency(e_cal_comp, show_time_as_to_transparency(i_event->show_time_as));
 
-		// end_date
+		/* end_date */
 		if (i_event->end_date && (i_event->end_date->date || i_event->end_date->date_time)) {
 			ECalComponentDateTime *ed = g_new0(ECalComponentDateTime, 1);
 			ed->value = g_new0(struct icaltimetype, 1);
@@ -86,9 +86,10 @@ conv_I_event_to_ECalComponentWithTZ (I_event **i_event_ptr, GError **error)
 				utc_to_localtime(ed, i_event->incidence->common->vtimezone);
 
 			if (ed->value->is_date) {
-				// need to add one day to the end date because of the
-				// different interpretation by evolution (shows exclusive)
-				// and kolab clients (shows inclusive)
+				/* need to add one day to the end date because of the
+				 * different interpretation by evolution (shows exclusive)
+				 * and kolab clients (shows inclusive)
+				 */
 				struct icaldurationtype duration = icaldurationtype_null_duration();
 				duration.days = 1;
 				*ed->value = icaltime_add(*ed->value, duration);
diff --git a/src/libekolabconv/main/src/evolution/evolution-util.c b/src/libekolabconv/main/src/evolution/evolution-util.c
index a56cc4f..684b9c3 100644
--- a/src/libekolabconv/main/src/evolution/evolution-util.c
+++ b/src/libekolabconv/main/src/evolution/evolution-util.c
@@ -112,33 +112,34 @@ datetime_i_to_e(time_t *date_time, icaltimetype *t, gboolean is_utc)
 void
 utc_to_localtime(ECalComponentDateTime *date_time, gchar *vtimezone)
 {
-	// get icaltimezone for UTC
+	/* get icaltimezone for UTC */
 	icaltimezone *utc = icaltimezone_get_utc_timezone();
 
-	if (vtimezone == NULL) { // localtime is UTC
-		// this step is needed to set the "Z" suffix in
-		// ICalendar timestamp, e.g. "20101104T111300Z"
+	if (vtimezone == NULL) { /* localtime is UTC */
+		/* this step is needed to set the "Z" suffix in
+		 * ICalendar timestamp, e.g. "20101104T111300Z"
+		 */
 		if (date_time->tzid != NULL)
 			g_free ((gpointer)(date_time->tzid));
 		date_time->tzid = g_strdup(icaltimezone_get_tzid(utc));
 		date_time->value->is_utc = 1;
 	} else {
-		// deserialize vtimezone
+		/* deserialize vtimezone */
 		ECalComponent *local_tz = e_cal_component_new_from_string(vtimezone);
 
-		// get icaltimezone for localtime
+		/* get icaltimezone for localtime */
 		icaltimezone *ical_tz = ecalcomponent_tz_get_icaltimezone(local_tz);
 
-		// is this really needed? probably not, but who knows...
-//		date_time->tzid = g_strdup(icaltimezone_get_tzid(ical_tz));
+		/* is this really needed? probably not, but who knows... */
+		/* date_time->tzid = g_strdup(icaltimezone_get_tzid(ical_tz)); */
 		date_time->tzid = icaltimezone_get_tzid(ical_tz);
 		date_time->value->is_utc = (strcmp(date_time->tzid, icaltimezone_get_tzid(utc)) != 0) ? 0 : 1;
 
-		// ...convert time
+		/* ...convert time */
 		icaltimezone_convert_time(date_time->value, utc, ical_tz);
 
-		// free unused data structures
-		g_object_unref(local_tz); // recursively frees its components
+		/* free unused data structures */
+		g_object_unref(local_tz); /* recursively frees its components */
 		g_free(ical_tz);
 	}
 }
@@ -154,23 +155,23 @@ utc_to_localtime(ECalComponentDateTime *date_time, gchar *vtimezone)
 void
 localtime_to_utc(ECalComponentDateTime *date_time, ECalComponent *local_tz)
 {
-	if (date_time->value->is_utc || local_tz == NULL) // local_tz == UTC
+	if (date_time->value->is_utc || local_tz == NULL) /* local_tz == UTC */
 		return;
 
-	// get icaltimezone for localtime
+	/* get icaltimezone for localtime */
 	icaltimezone *ical_tz = ecalcomponent_tz_get_icaltimezone(local_tz);
 
-	// get icaltimezone for UTC
+	/* get icaltimezone for UTC */
 	icaltimezone *utc = icaltimezone_get_utc_timezone();
 
-	// ...convert time
+	/* ...convert time */
 	icaltimezone_convert_time(date_time->value, ical_tz, utc);
+#if 0
+	icaltimezone_free(utc, 1);
+	icaltimezone_free_builtin_timezones();
+#endif
 
-//	icaltimezone_free(utc, 1);
-//	icaltimezone_free_builtin_timezones();
-
-
-	// free unused data structures
+	/* free unused data structures */
 	g_free(ical_tz);
 }
 
@@ -180,8 +181,9 @@ localtime_to_utc(ECalComponentDateTime *date_time, ECalComponent *local_tz)
 icaltimezone*
 ecalcomponent_tz_get_icaltimezone(ECalComponent *ecal_tz)
 {
-	// icalcomponent_get_timezone() does not work as advertised,
-	// therefore it's a bit more complicated...
+	/* icalcomponent_get_timezone() does not work as advertised,
+	 * therefore it's a bit more complicated...
+	 */
 	icalcomponent *icalcomp = e_cal_component_get_icalcomponent(ecal_tz);
 	icaltimezone *ical_tz = icaltimezone_new();
 	icaltimezone_set_component(ical_tz, icalcomp);
diff --git a/src/libekolabconv/main/src/evolution/priv-common-e-to-i.c b/src/libekolabconv/main/src/evolution/priv-common-e-to-i.c
index f6f420e..a743e63 100644
--- a/src/libekolabconv/main/src/evolution/priv-common-e-to-i.c
+++ b/src/libekolabconv/main/src/evolution/priv-common-e-to-i.c
@@ -45,7 +45,7 @@ get_vtimezone (const ECalComponentWithTZ *ectz)
 
 	icalcomponent *icc = e_cal_component_get_icalcomponent (ectz->timezone);
 
-	// uid and dtstamp are not needed (nor wanted) in timezone block
+	/* uid and dtstamp are not needed (nor wanted) in timezone block */
 	icalproperty *uid = icalcomponent_get_first_property(icc, ICAL_UID_PROPERTY);
 	icalcomponent_remove_property (icc, uid);
 	free(uid);
@@ -116,7 +116,7 @@ add_e_attachment_parameters(icalproperty *prop, I_common *i_common, gboolean inl
 	gchar* mime_type = NULL;
 	gchar* label = NULL;
 
-	// iterate over all parameters of the attachment property
+	/* iterate over all parameters of the attachment property */
 	int i, pc = icalproperty_count_parameters(prop);
 	icalparameter *para;
 	for (i = 0; i < pc; i++) {
@@ -126,10 +126,10 @@ add_e_attachment_parameters(icalproperty *prop, I_common *i_common, gboolean inl
 		icalparameter_kind kind = icalparameter_isa(para);
 		icalparameter_value xvalue = icalparameter_get_value(para);
 		if (kind == ICAL_VALUE_PARAMETER && xvalue == ICAL_VALUE_BINARY)
-			binary = TRUE; // not a link attachment
-		else if (kind == ICAL_FMTTYPE_PARAMETER) // found mime type
+			binary = TRUE; /* not a link attachment */
+		else if (kind == ICAL_FMTTYPE_PARAMETER) /* found mime type */
 			mime_type = (gchar*) icalparameter_get_xvalue(para);
-		else if (xvalue == ICAL_VALUE_X) { // found attachment name
+		else if (xvalue == ICAL_VALUE_X) { /* found attachment name */
 			const char* name = icalparameter_get_xname(para);
 			const char* value = icalparameter_get_xvalue(para);
 			if (name && strcmp(name, ICONTACT_KOLAB_STORE_ATTACHMENT_NAME) == 0)
@@ -137,7 +137,7 @@ add_e_attachment_parameters(icalproperty *prop, I_common *i_common, gboolean inl
 		}
 	}
 
-	if (binary) { // if not a linked attachment add data to struct
+	if (binary) { /* if not a linked attachment add data to struct */
 		Kolab_conv_mail_part *mpart = g_new0(Kolab_conv_mail_part, 1);
 		if (label != NULL) {
 			if (inln)
@@ -148,13 +148,13 @@ add_e_attachment_parameters(icalproperty *prop, I_common *i_common, gboolean inl
 		}
 		if (mime_type != NULL)
 			mpart->mime_type = strdup(mime_type);
-		// add data and length
+		/* add data and length */
 		gchar* pname = (gchar*) icalproperty_get_value_as_string(prop);
 		if (pname) {
 			gsize outlen;
 			mpart->data = (gchar*) g_base64_decode (pname, &outlen);
 			mpart->length = outlen;
-			// add created mail part to the attachment list
+			/* add created mail part to the attachment list */
 			i_common->kolab_attachment_store = g_list_append(i_common->kolab_attachment_store, mpart);
 		}
 	}
@@ -171,7 +171,7 @@ conv_common_e_to_i (const ECalComponentWithTZ *ectz, I_common *i_common)
 	sensitivity_e_to_i(ectz->maincomp, i_common);
 	link_attachments_e_to_i(ectz->maincomp, i_common);
 
-	// handle description/body
+	/* handle description/body */
 	GSList *descr_list = NULL;
 	e_cal_component_get_description_list ((ECalComponent*) ectz->maincomp, &descr_list);
 
@@ -181,31 +181,31 @@ conv_common_e_to_i (const ECalComponentWithTZ *ectz, I_common *i_common)
 		e_cal_component_free_text_list(descr_list);
 	}
 
-	//******************************************SET UID************************************
+	/* ******************************************SET UID************************************ */
 	const gchar *uid;
 	e_cal_component_get_uid (ectz->maincomp, &uid);
 
 	if (uid)
 		i_common->uid = g_string_new (uid);
 
-	//******************************************SET CATEGORIES************************************
+	/* ******************************************SET CATEGORIES************************************ */
 	const gchar *categories;
 	e_cal_component_get_categories (ectz->maincomp, &categories);
 
 	if (categories)
 		i_common->categories = g_string_new (categories);
 
-	//******************************************SET DATES (CREATION, LASTMODIFICATION, START, END etc.)************************************
+	/* ******************************************SET DATES (CREATION, LASTMODIFICATION, START, END etc.)************************************ */
 	struct icaltimetype *lastModifiedDate;
 
 	e_cal_component_get_last_modified (ectz->maincomp, &lastModifiedDate);
 	i_common->last_modified_datetime = new_date_or_datetime();
 
 	if (lastModifiedDate)
-		//log_debug("ICalDate %d-%d-%d-%d-%d-%d", lastModifiedDate->year, lastModifiedDate->month, lastModifiedDate->day, lastModifiedDate->hour, lastModifiedDate->minute, lastModifiedDate->second);
+		/* log_debug("ICalDate %d-%d-%d-%d-%d-%d", lastModifiedDate->year, lastModifiedDate->month, lastModifiedDate->day, lastModifiedDate->hour, lastModifiedDate->minute, lastModifiedDate->second); */
 		date_or_datetime_e_to_i (lastModifiedDate, i_common->last_modified_datetime);
 	else {
-		// Set lastModifiedDate to current system time
+		/* Set lastModifiedDate to current system time */
 		i_common->last_modified_datetime->date_time = g_new0(time_t, 1);
 		*(i_common->last_modified_datetime->date_time) = time(NULL);
 	}
@@ -218,24 +218,24 @@ conv_common_e_to_i (const ECalComponentWithTZ *ectz, I_common *i_common)
 	if (createdDate)
 		date_or_datetime_e_to_i (createdDate, i_common->creation_datetime);
 	else {
-		// Set createdDate to current system time
+		/* Set createdDate to current system time */
 		i_common->creation_datetime->date_time = g_new0(time_t, 1);
 		*(i_common->creation_datetime->date_time) = time(NULL);
 	}
 	g_free(createdDate);
 
 
-	//******************************************SET ATTACHMENT LIST*******************************************************************************
+	/* ******************************************SET ATTACHMENT LIST******************************************************************************* */
 
-	// iterate over all ical properties
+	/* iterate over all ical properties */
 	icalcomponent *icomp = e_cal_component_get_icalcomponent (ectz->maincomp);
 	icalproperty *prop = icalcomponent_get_first_property(icomp, ICAL_ANY_PROPERTY);
 	while (prop != NULL) {
 		icalproperty_kind kind = icalproperty_isa(prop);
 		gchar *pname = (gchar*) icalproperty_get_x_name(prop);
-		if (ICAL_ATTACH_PROPERTY == kind) // found kolab inline or link attachment
+		if (ICAL_ATTACH_PROPERTY == kind) /* found kolab inline or link attachment */
 			add_e_attachment_parameters(prop, i_common, TRUE);
-		else if (pname && strcmp(pname, ICONTACT_KOLAB_STORE_ATTACHMENT) == 0) // found hidden kolab attachment
+		else if (pname && strcmp(pname, ICONTACT_KOLAB_STORE_ATTACHMENT) == 0) /* found hidden kolab attachment */
 			add_e_attachment_parameters(prop, i_common, FALSE);
 		prop = icalcomponent_get_next_property(icomp, ICAL_ANY_PROPERTY);
 	}
diff --git a/src/libekolabconv/main/src/evolution/priv-common-i-to-e.c b/src/libekolabconv/main/src/evolution/priv-common-i-to-e.c
index e5d0645..8ecc540 100644
--- a/src/libekolabconv/main/src/evolution/priv-common-i-to-e.c
+++ b/src/libekolabconv/main/src/evolution/priv-common-i-to-e.c
@@ -24,7 +24,7 @@
  * 51 Franklin Street, Fifth Floor Boston, MA 02110-1301, USA
  */
 
-#include <libxml/HTMLparser.h>	// HTML parsing
+#include <libxml/HTMLparser.h>	/* HTML parsing */
 #include "priv-evolution.h"
 #include "evolution-util.h"
 
@@ -50,21 +50,21 @@ conv_common_i_to_e (ECalComponentWithTZ *ectz, I_common *common)
 	if (common->body) {
 		gchar *description = NULL;
 
-		// parse HTML if given
+		/* parse HTML if given */
 		if (common->is_html_richtext == TRUE) {
 			description = g_strdup("");
 			xmlChar *body_text = (xmlChar*)common->body->str;
 
 			if (body_text != NULL) {
 				xmlParserCtxtPtr p = xmlCreateDocParserCtxt(body_text);
-				// comment "xmlCtxtUseOptions" to show errors and warnings
-				xmlCtxtUseOptions (p, 96); // Enum xmlParserOption: XML_PARSE_NOERROR = 32 : suppress error reports | XML_PARSE_NOWARNING = 64 : suppress warning reports
+				/* comment "xmlCtxtUseOptions" to show errors and warnings */
+				xmlCtxtUseOptions (p, 96); /* Enum xmlParserOption: XML_PARSE_NOERROR = 32 : suppress error reports | XML_PARSE_NOWARNING = 64 : suppress warning reports */
 
-				if (xmlParseDocument(p) != -1) {	// -1 = error while parsing
-					xmlParseDocument(p);			// parse document
+				if (xmlParseDocument(p) != -1) {	/* -1 = error while parsing */
+					xmlParseDocument(p);		/* parse document */
 
-					if (p->myDoc != NULL) { 		// go on if xml conform text with nodes was found
-						htmlNodePtr root = xmlDocGetRootElement(p->myDoc); // set ptr to root node of document
+					if (p->myDoc != NULL) { 	/* go on if xml conform text with nodes was found */
+						htmlNodePtr root = xmlDocGetRootElement(p->myDoc); /* set ptr to root node of document */
 						if (root != NULL)
 							find_html_body(root, &description);
 					}
@@ -72,7 +72,7 @@ conv_common_i_to_e (ECalComponentWithTZ *ectz, I_common *common)
 				xmlFreeParserCtxt(p);
 			}
 		}
-		else // set description if no html-description parsed
+		else /* set description if no html-description parsed */
 			description = common->body->str;
 
 		if (description) {
@@ -92,7 +92,7 @@ conv_common_i_to_e (ECalComponentWithTZ *ectz, I_common *common)
 
 	if (common->categories)
 		e_cal_component_set_categories (ectz->maincomp, common->categories->str);
-	//e_cal_component_set_classification (eCalComp, getClassificationFromSensitivity( ievent->incidence->common->sensitivity ) );
+	/* e_cal_component_set_classification (eCalComp, getClassificationFromSensitivity( ievent->incidence->common->sensitivity ) ); */
 
 	if (common->creation_datetime && (common->creation_datetime->date || common->creation_datetime->date_time)) {
 		struct icaltimetype *creationDate = g_new(icaltimetype, 1);
@@ -108,7 +108,7 @@ conv_common_i_to_e (ECalComponentWithTZ *ectz, I_common *common)
 		g_free(lastModifiedDate);
 	}
 
-//	e_set_vtimezone_block (&ectz->timezone, common->vtimezone);
+	/* e_set_vtimezone_block (&ectz->timezone, common->vtimezone); */
 	if (common->vtimezone)
 		ectz->timezone = e_cal_component_new_from_string(common->vtimezone);
 }
@@ -136,8 +136,8 @@ kolab_attachment_store_i_to_e (ECalComponent* e_cal_comp, I_common *icommon)
 	while (list != NULL) {
 		Kolab_conv_mail_part *mpart = ((Kolab_conv_mail_part *) list->data);
 
-		// check if the name of the attachment is stored in the inline
-		// attachment names list
+		/* check if the name of the attachment is stored in the inline */
+		/* attachment names list */
 		GList *names = icommon->inline_attachment_names;
 		gboolean hidden = TRUE;
 		for (; names; names = names->next) {
@@ -158,9 +158,9 @@ kolab_attachment_store_i_to_e (ECalComponent* e_cal_comp, I_common *icommon)
 			g_free(b64enc);
 			icalproperty_set_value(prop, ival);
 		} else {
-			//ATTACH;VALUE=BINARY;FMTTYPE=image/gif;ENCODING=BASE64;X-LABEL=blablubb:
+			/* ATTACH;VALUE=BINARY;FMTTYPE=image/gif;ENCODING=BASE64;X-LABEL=blablubb: */
 
-			// create attach property with base64 content
+			/* create attach property with base64 content */
 			gchar *b64enc = g_base64_encode ((guchar*) mpart->data, mpart->length);
 			icalattach *a = icalattach_new_from_data(b64enc, icalattach_free_g_string, NULL);
 
@@ -169,24 +169,24 @@ kolab_attachment_store_i_to_e (ECalComponent* e_cal_comp, I_common *icommon)
 
 		}
 
-		// add value type
+		/* add value type */
 		icalparameter *param = icalparameter_new_value(ICAL_VALUE_BINARY);
 		icalproperty_add_parameter(prop, param);
-		// add mime type
+		/* add mime type */
 		if (mpart->mime_type) {
 			param = icalparameter_new_fmttype(mpart->mime_type);
 			icalproperty_add_parameter(prop, param);
 		}
-		// add encoding
+		/* add encoding */
 		param = icalparameter_new_encoding(ICAL_ENCODING_BASE64);
 		icalproperty_add_parameter(prop, param);
-		// add name
+		/* add name */
 		if (mpart->name) {
 			param = icalparameter_new_x(mpart->name);
 			icalparameter_set_xname(param, ICONTACT_KOLAB_STORE_ATTACHMENT_NAME);
 			icalproperty_add_parameter(prop, param);
 		}
-		// add property to component
+		/* add property to component */
 		icalcomponent_add_property(icomp, prop);
 
 		kolabconv_free_kmail_part((void **) &mpart);
@@ -245,20 +245,20 @@ add_node_contents (htmlNodePtr element, gchar **description)
 	htmlNodePtr node;
 	for (node = element; node != NULL; node = node->next) {
 		if (node->content != NULL) {
-			// calculate needed memory
-			// TODO: Maybe block allocation (blocksize?)
+			/* calculate needed memory */
+			/* TODO: Maybe block allocation (blocksize?) */
 			size_t actual_memory = 0, additional_needed_memory = 0;
 			actual_memory = (strlen(*description)) + (sizeof(gchar));
 			additional_needed_memory = strlen((gchar*)node->content);
 
-			// size up memory
+			/* size up memory */
 			*description = (gchar*) g_realloc (*description, actual_memory + additional_needed_memory);
 
-			// attach new content
+			/* attach new content */
 			*description = strcat (*description, (gchar*)node->content);
 		}
 
-		if (node->children != NULL) // recurse subnotes
+		if (node->children != NULL) /* recurse subnotes */
 			add_node_contents(node->children, description);
 	}
 }
@@ -272,9 +272,9 @@ find_html_body (htmlNodePtr element, gchar **description)
 	htmlNodePtr node;
 	for (node = element; node != NULL; node = node->next)
 		if (node->type == XML_ELEMENT_NODE) {
-			if (strcmp((gchar*)node->name, "body") == 0) // parse complete content
+			if (strcmp((gchar*)node->name, "body") == 0) /* parse complete content */
 				add_node_contents(node, description);
-			if (node->children != NULL) // recurse subnotes
+			if (node->children != NULL) /* recurse subnotes */
 				find_html_body(node->children, description);
 		}
 }
diff --git a/src/libekolabconv/main/src/evolution/priv-evolution-preserve.c b/src/libekolabconv/main/src/evolution/priv-evolution-preserve.c
index bf19e5b..b3fd214 100644
--- a/src/libekolabconv/main/src/evolution/priv-evolution-preserve.c
+++ b/src/libekolabconv/main/src/evolution/priv-evolution-preserve.c
@@ -112,11 +112,11 @@ i_evo_store_add_cal(I_common *i_common, const ECalComponentWithTZ *ectz)
 {
 	icalcomponent *icomp = e_cal_component_get_icalcomponent (ectz->maincomp);
 
-	//TODO: Add properties which should be preserved and which are missing below.
+	/* TODO: Add properties which should be preserved and which are missing below. */
 	i_evo_store_add(i_common, icomp, ICAL_ORGANIZER_PROPERTY);
 	i_evo_store_add(i_common, icomp, ICAL_URL_PROPERTY);
 	i_evo_store_add_by_string(i_common, icomp, "X-EVOLUTION-RECIPIENTS");
-//	evo_store_add(icommon, icomp, ICAL_RECURRENCEID_PROPERTY);
+	/* evo_store_add(icommon, icomp, ICAL_RECURRENCEID_PROPERTY); */
 }
 
 /**
@@ -139,14 +139,15 @@ i_evo_store_add_cal_note(I_common *i_common, const ECalComponentWithTZ *ectz)
 void
 i_evo_store_add_contact(EContact *e_contact, I_common *i_common)
 {
-	//TODO: Add properties which should be preserved and which are missing below.
+	/* TODO: Add properties which should be preserved and which are missing below. */
 	i_evo_store_add_contact_by_name(e_contact, i_common, "X-MOZILLA-HTML");
 	i_evo_store_add_contact_by_name(e_contact, i_common, "CALURI");
-	// XXX: Reconsider how to handle X-EVOLUTION-FILE-AS
-	// file-as is a string for sorting in evolution. It has higher priority as full name.
-	// You can set it manually. If you create a contact or delete field in VCard it is
-	// always set to: "lastname, forename". Put in Evolution Store or better let write default value?
-	// evo_store_add_contact_by_name(e_contact, i_common, "X-EVOLUTION-FILE-AS");
+	/* XXX: Reconsider how to handle X-EVOLUTION-FILE-AS
+	 * file-as is a string for sorting in evolution. It has higher priority as full name.
+	 * You can set it manually. If you create a contact or delete field in VCard it is
+	 * always set to: "lastname, forename". Put in Evolution Store or better let write default value?
+	 */
+	 /* evo_store_add_contact_by_name(e_contact, i_common, "X-EVOLUTION-FILE-AS"); */
 	i_evo_store_add_contact_by_name(e_contact, i_common, "X-EVOLUTION-VIDEO-URL");
 	i_evo_store_add_contact_by_name(e_contact, i_common, "MAILER");
 	i_evo_store_add_contact_by_name(e_contact, i_common, "KEY");
@@ -154,7 +155,7 @@ i_evo_store_add_contact(EContact *e_contact, I_common *i_common)
 	i_evo_store_add_contact_by_name(e_contact, i_common, "X-EVOLUTION-LIST-SHOW_ADDRESSES");
 	i_evo_store_add_contact_by_name(e_contact, i_common, "X-SIP");
 	i_evo_store_add_contact_by_name(e_contact, i_common, "X-EVOLUTION-BOOK-URI");
-//	i_evo_store_add_contact_by_name(e_contact, i_common, "ICSCALENDAR"); // XXX: What is stored in this field? could this lead to data inconsistencies?
+	/* i_evo_store_add_contact_by_name(e_contact, i_common, "ICSCALENDAR"); XXX: What is stored in this field? could this lead to data inconsistencies? */
 }
 
 /**
@@ -239,14 +240,14 @@ e_kolab_store_add_field_group(ECalComponentWithTZ *ectz, I_common *i_common, gpo
 {
 	if (i_common->kolab_store) {
 		icalcomponent *icomp = e_cal_component_get_icalcomponent (ectz->maincomp);
-		//Add a param in kolab_store for each element in the list icontact->kolab_store
+		/* Add a param in kolab_store for each element in the list icontact->kolab_store */
 		GList *list = kolab_store_get_element_list(i_common, parent_ptr);
 		for (list = g_list_last (list); list != NULL; list = list->prev) {
 			icalproperty *prop = icalproperty_new_x("");
 			icalproperty_set_x_name(prop, ICONTACT_KOLAB_STORE);
 			icalparameter *para = icalparameter_new_encoding(ICAL_ENCODING_BASE64);
 			icalproperty_add_parameter(prop, para);
-			if (parent_ptr != i_common) { // sub element field? => store id
+			if (parent_ptr != i_common) { /* sub element field? => store id */
 				gchar id_str[5];
 				sprintf (id_str, "%li", (glong) parent_ptr);
 				para = icalparameter_new_x(id_str);
diff --git a/src/libekolabconv/main/src/evolution/priv-incidence-e-to-i.c b/src/libekolabconv/main/src/evolution/priv-incidence-e-to-i.c
index 27e4653..807ef02 100644
--- a/src/libekolabconv/main/src/evolution/priv-incidence-e-to-i.c
+++ b/src/libekolabconv/main/src/evolution/priv-incidence-e-to-i.c
@@ -55,13 +55,13 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 {
 	conv_common_e_to_i (ectz, i_incidence->common);
 
-	//******************************************SET LOCATION************************************
+	/* ******************************************SET LOCATION************************************ */
 	const gchar *location;
 	e_cal_component_get_location(ectz->maincomp, &location);
 	if (location)
 		i_incidence->location = g_string_new(location);
 
-	//******************************************SET SUMMARY************************************
+	/* ******************************************SET SUMMARY************************************ */
 	ECalComponentText *summary = g_new0(ECalComponentText, 1);
 	e_cal_component_get_summary (ectz->maincomp, summary);
 	if (summary && summary->value && *summary->value)
@@ -71,7 +71,7 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 
 	g_free(summary);
 
-	//******************************************SET ORGANIZER************************************
+	/* ******************************************SET ORGANIZER************************************ */
 	ECalComponentOrganizer *e_cal_comp_org = g_new0(ECalComponentOrganizer, 1);
 	e_cal_component_get_organizer(ectz->maincomp, e_cal_comp_org);
 	if (e_cal_comp_org->cn)
@@ -91,20 +91,20 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 	e_cal_component_free_datetime(start_date);
 	g_free(start_date);
 
-	//******************************************SET ALARM / ADVANCED ALARM *****************************
+	/* ******************************************SET ALARM / ADVANCED ALARM ***************************** */
 
 	if (e_cal_component_has_alarms(ectz->maincomp)) {
-		//ECalComponentAlarms *eCalCompAlm = g_new0(ECalComponentAlarms, 1);
+		/* ECalComponentAlarms *eCalCompAlm = g_new0(ECalComponentAlarms, 1); */
 		GList *alarm_list = e_cal_component_get_alarm_uids(ectz->maincomp);
 
 		while (alarm_list) {
 			gchar *alarm_uid = ((gchar *)alarm_list->data);
 			ECalComponentAlarm *ecalcomp_alarm = e_cal_component_get_alarm(ectz->maincomp, alarm_uid);
 			if (ecalcomp_alarm) {
-				// new Alarm object to append later at i_incidence list
+				/* new Alarm object to append later at i_incidence list */
 				Alarm *alarm = g_new0(Alarm, 1);
 
-				// type / action
+				/* type / action */
 				ECalComponentAlarmAction action;
 				e_cal_component_alarm_get_action (ecalcomp_alarm, &action);
 				alarm->type = alarm_type_e_to_i(action);
@@ -116,7 +116,7 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 					g_free(text);
 				}
 				if (alarm->type == I_ALARM_TYPE_AUDIO) {
-					// set audio-file url
+					/* set audio-file url */
 					icalattach *attach;
 					e_cal_component_alarm_get_attach (ecalcomp_alarm, &attach);
 					alarm->audio_file = g_string_new(icalattach_get_url(attach));
@@ -124,12 +124,12 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 				if (alarm->type == I_ALARM_TYPE_PROCEDURE) {
 					alarm = new_alarm(I_ALARM_TYPE_PROCEDURE);
 
-					// set program
+					/* set program */
 					icalattach *attach;
 					e_cal_component_alarm_get_attach (ecalcomp_alarm, &attach);
 					alarm->proc_param->program = g_string_new(icalattach_get_url(attach));
 
-					//set arguments
+					/* set arguments */
 					ECalComponentText *text = g_new0(ECalComponentText, 1);
 					e_cal_component_alarm_get_description(ecalcomp_alarm, text);
 					alarm->proc_param->arguments = g_string_new(text->value);
@@ -138,20 +138,20 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 				if (alarm->type == I_ALARM_TYPE_EMAIL) {
 					alarm = new_alarm(I_ALARM_TYPE_EMAIL);
 
-					// set mail text
+					/* set mail text */
 					ECalComponentText *text = g_new0(ECalComponentText, 1);
 					e_cal_component_alarm_get_description(ecalcomp_alarm, text);
 					alarm->email_param->mail_text = g_string_new(text->value);
 					g_free(text);
 
-					// set mail addresses
+					/* set mail addresses */
 					GSList *attendee_list = NULL;
 					e_cal_component_alarm_get_attendee_list(ecalcomp_alarm, &attendee_list);
 					for (; attendee_list; attendee_list = attendee_list->next) {
 						ECalComponentAttendee *ca = (ECalComponentAttendee *) attendee_list->data;
 
 						gchar* value = ca->value;
-						if (g_str_has_prefix(value, "MAILTO:"))// increase pointer by 7 to cut off prefix
+						if (g_str_has_prefix(value, "MAILTO:"))/* increase pointer by 7 to cut off prefix */
 							value +=7;
 
 						alarm->email_param->addresses = g_list_append(
@@ -162,56 +162,58 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 					generic_g_slist_free(&attendee_list, free_attendee);
 				}
 
-				// trigger
+				/* trigger */
 				ECalComponentAlarmTrigger *trigger = g_new0(ECalComponentAlarmTrigger, 1);
 				e_cal_component_alarm_get_trigger (ecalcomp_alarm, trigger);
 				if (trigger->type == E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_START)
-					alarm->start_offset = (icaldurationtype_as_int(trigger->u.rel_duration)/60); // (/60) as_int returns seconds, but kolab saved minutes
+					alarm->start_offset = (icaldurationtype_as_int(trigger->u.rel_duration)/60); /* (/60) as_int returns seconds, but kolab saved minutes */
 				if (trigger->type == E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_END)
-					alarm->end_offset = (icaldurationtype_as_int(trigger->u.rel_duration)/60); // (/60) as_int returns seconds, but kolab saved minutes
+					alarm->end_offset = (icaldurationtype_as_int(trigger->u.rel_duration)/60); /* (/60) as_int returns seconds, but kolab saved minutes */
 				if (trigger->type == E_CAL_COMPONENT_ALARM_TRIGGER_ABSOLUTE)
 				{
-					// TODO: Maybe calculate a relative trigger from incidence->startdate and evolution absolute trigger->u.abs_time -abs_time is icaltimetype, calculate in minutes?
-										// XXX: Not tested! & Both, Evolution and Kontact do not provide absolute alarm trigger. Just iCal secifies it.
-					//					// convert icaltimetype to date_time/time_t for use with time.h
-					//					Date_or_datetime *evo_date_time = NULL;
-					//					time_t *evo_abs_time = NULL;
-					//					i_cal_time_type_to_date_or_datetime(&trigger->u.abs_time, evo_date_time);
-					//					evo_abs_time = evo_date_time->date_time;
-					//
-					//
-					//					if (incidence->startDate->date_time != NULL)
-					//					{
-					//						// calculate difference in seconds with difftime when startDate is already date_time/time_t
-					//						time_t *i_start_time = incidence->startDate->date_time;
-					//						double diff = 0.0;
-					//						diff = difftime(*evo_abs_time, *i_start_time);	// returns seconds?
-					//					}
-					//					else if (incidence->startDate->date != NULL)
-					//					{
-					//						// convert startDate from GDate to date_time/time_t and then calculate difference
-					//						struct tm *stm = NULL;
-					//
-					//						/* First convert to a 'struct tm' */
-					//						g_date_to_struct_tm(incidence->startDate->date, stm); 	// gdate + 0:00:00
-					//
-					//						/* Then convert to number of seconds */
-					//						time_t *i_start_time = NULL;
-					//						i_start_time = mktime(stm);
-					//
-					//						double diff = 0.0;
-					//						diff = difftime(*evo_abs_time, *i_start_time); // returns seconds?
-					//					}
+					/* TODO: Maybe calculate a relative trigger from incidence->startdate and evolution absolute trigger->u.abs_time -abs_time is icaltimetype, calculate in minutes?
+					 *       XXX: Not tested! & Both, Evolution and Kontact do not provide absolute alarm trigger. Just iCal secifies it.
+					 *       convert icaltimetype to date_time/time_t for use with time.h
+					 */
+#if 0
+					Date_or_datetime *evo_date_time = NULL;
+					time_t *evo_abs_time = NULL;
+					i_cal_time_type_to_date_or_datetime(&trigger->u.abs_time, evo_date_time);
+					evo_abs_time = evo_date_time->date_time;
+
+					if (incidence->startDate->date_time != NULL)
+					{
+						/* calculate difference in seconds with difftime when startDate is already date_time/time_t */
+						time_t *i_start_time = incidence->startDate->date_time;
+						double diff = 0.0;
+						diff = difftime(*evo_abs_time, *i_start_time);	/* returns seconds? */
+					}
+					else if (incidence->startDate->date != NULL)
+					{
+						/* convert startDate from GDate to date_time/time_t and then calculate difference */
+						struct tm *stm = NULL;
+
+						/* First convert to a 'struct tm' */
+						g_date_to_struct_tm(incidence->startDate->date, stm); 	/* gdate + 0:00:00 */
+
+						/* Then convert to number of seconds */
+						time_t *i_start_time = NULL;
+						i_start_time = mktime(stm);
+
+						double diff = 0.0;
+						diff = difftime(*evo_abs_time, *i_start_time); /* returns seconds? */
+					}
+#endif
 				}
 				g_free(trigger);
 
-				// repeat (count & interval)
+				/* repeat (count & interval) */
 				ECalComponentAlarmRepeat *repeat = g_new0(ECalComponentAlarmRepeat, 1);
 				e_cal_component_alarm_get_repeat (ecalcomp_alarm, repeat);
 				if (repeat->repetitions)
 					alarm->repeat_count = repeat->repetitions;
 				if (icaldurationtype_is_null_duration(repeat->duration) == 0)
-					alarm->repeat_interval = (icaldurationtype_as_int(repeat->duration)/60); // (/60) as_int returns seconds, but kolab saved minutes
+					alarm->repeat_interval = (icaldurationtype_as_int(repeat->duration)/60); /* (/60) as_int returns seconds, but kolab saved minutes */
 
 				i_incidence->advanced_alarm = g_list_append( i_incidence->advanced_alarm, (Alarm *) alarm);
 
@@ -225,7 +227,7 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 		generic_g_list_free(&alarm_list, free_alarm);
 	}
 
-	//******************************************SET ATTENDEE LIST*******************************************************************************
+	/* ******************************************SET ATTENDEE LIST******************************************************************************* */
 	GSList *attendee_list = NULL;
 	ECalComponentAttendee *ca;
 
@@ -239,12 +241,12 @@ conv_incidence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence
 			attendee->display_name = g_string_new(ca->cn);
 
 		if (g_str_has_prefix(ca->value, "MAILTO:"))
-			attendee->smtp_address = g_string_new(ca->value+7); // increase pointer by 7 to cut off prefix
+			attendee->smtp_address = g_string_new(ca->value+7); /* increase pointer by 7 to cut off prefix */
 		else
 			attendee->smtp_address = g_string_new(ca->value);
 
 		attendee->request_response = ca->rsvp;
-		// TODO: Incidence: invitation_sent: get from kolab-store?
+		/* TODO: Incidence: invitation_sent: get from kolab-store? */
 		attendee->role = incidence_role_e_to_i(ca->role);
 		attendee->status = incidence_status_e_to_i(ca->status);
 		attendee->cutype = incidence_cutype_e_to_i(ca->cutype);
@@ -412,8 +414,8 @@ recurrence_type_e_to_i (struct icalrecurrencetype *rec_type)
 static void
 recurrence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 {
-	//******************************************SET RECURRENCE*******************************************************************************
-	//******************************************SET RECURRENCE EXCLUSIONS********************************************************************
+	/* ******************************************SET RECURRENCE******************************************************************************* */
+	/* ******************************************SET RECURRENCE EXCLUSIONS******************************************************************** */
 	GSList *exdate_list;
 	e_cal_component_get_exdate_list (ectz->maincomp, &exdate_list);
 	if (exdate_list)
@@ -431,7 +433,7 @@ recurrence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 		exdate_list = exdate_list->next;
 	}
 	g_slist_free(exdate_list);
-	//******************************************SET RECURRENCE CYCLE********************************************************************
+	/* ******************************************SET RECURRENCE CYCLE******************************************************************** */
 	GSList *rec_list = NULL;
 	e_cal_component_get_rrule_list (ectz->maincomp, &rec_list);
 
@@ -446,7 +448,7 @@ recurrence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 
 		add_recurrence_subfields (i_incidence, rec_type);
 
-		// remapping of missing I_REC_CYCLE_YEARLY_WEEKDAY support in evolution
+		/* remapping of missing I_REC_CYCLE_YEARLY_WEEKDAY support in evolution */
 		if (rec_type->freq == ICAL_MONTHLY_RECURRENCE
 				&& rec_type->by_day[0] != ICAL_RECURRENCE_ARRAY_MAX
 				&& rec_type->by_set_pos[0] != ICAL_RECURRENCE_ARRAY_MAX
@@ -474,17 +476,18 @@ recurrence_e_to_i (const ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 				i_incidence->recurrence->month = ts->tm_mon + 1;
 				i_incidence->recurrence->day_number = ts->tm_mday;
 			}
-
-//			icalcomponent *icomp = e_cal_component_get_icalcomponent(ectz->maincomp);
-//			icalcomponent_kind ical_kind = icalcomponent_isa(icomp);
-//			if (ical_kind == ICAL_VTODO_COMPONENT) {
-//				ECalComponentDateTime *dt;
-//				e_cal_component_get_due(ectz->maincomp, dt);
-//				if (dt) {
-//					i_incidence->recurrence->month = dt->value->month;
-//					i_incidence->recurrence->day_number = dt->value->day;
-//				}
-//			}
+#if 0
+			icalcomponent *icomp = e_cal_component_get_icalcomponent(ectz->maincomp);
+			icalcomponent_kind ical_kind = icalcomponent_isa(icomp);
+			if (ical_kind == ICAL_VTODO_COMPONENT) {
+				ECalComponentDateTime *dt;
+				e_cal_component_get_due(ectz->maincomp, dt);
+				if (dt) {
+					i_incidence->recurrence->month = dt->value->month;
+					i_incidence->recurrence->day_number = dt->value->day;
+				}
+			}
+#endif
 		}
 
 		g_free(rec_type);
@@ -511,9 +514,11 @@ add_recurrence_subfields (I_incidence *i_incidence, struct icalrecurrencetype *r
 			i_incidence->recurrence->day_number = rec_type->by_set_pos[0];
 		recurrence_set_by_weekday(rec_type, i_incidence->recurrence);
 	} else if (i_incidence->recurrence->recurrence_cycle == I_REC_CYCLE_YEARLY_MONTHDAY) {
-		// disabled, cannot be properly handled by Evolution
-//		recurrence_set_by_month_day(rec_type, i_incidence);
-//		recurrence_set_by_month(rec_type, i_incidence->recurrence);
+		/* disabled, cannot be properly handled by Evolution */
+#if 0
+		recurrence_set_by_month_day(rec_type, i_incidence);
+		recurrence_set_by_month(rec_type, i_incidence->recurrence);
+#endif
 	} else if (i_incidence->recurrence->recurrence_cycle == I_REC_CYCLE_YEARLY_YEARDAY) {
 		recurrence_set_by_year_day(rec_type, i_incidence->recurrence);
 	} else if (i_incidence->recurrence->recurrence_cycle == I_REC_CYCLE_YEARLY_WEEKDAY) {
@@ -588,7 +593,7 @@ recurrence_set_range(struct icalrecurrencetype *rec_type, Recurrence *recurrence
 		recurrence->range_number = g_new0(gint, 1);
 		*recurrence->range_number = rec_type->count;
 	} else {
-		// infinite recurrence
+		/* infinite recurrence */
 	}
 }
 
diff --git a/src/libekolabconv/main/src/evolution/priv-incidence-i-to-e.c b/src/libekolabconv/main/src/evolution/priv-incidence-i-to-e.c
index a11709b..71c9bd8 100644
--- a/src/libekolabconv/main/src/evolution/priv-incidence-i-to-e.c
+++ b/src/libekolabconv/main/src/evolution/priv-incidence-i-to-e.c
@@ -41,7 +41,7 @@ static icalparameter_role incidence_role_i_to_e (Incidence_role role);
 static void recurrence_set_by_month_day(struct icalrecurrencetype *rec_type, const Recurrence *recurrence);
 static void recurrence_set_range(struct icalrecurrencetype *rec_type, const Recurrence *recurrence);
 static void recurrence_set_by_year_day(struct icalrecurrencetype *rec_type, const Recurrence *recurrence);
-//static void recurrence_set_by_month(struct icalrecurrencetype *rec_type, const Recurrence *recurrence);
+/* static void recurrence_set_by_month(struct icalrecurrencetype *rec_type, const Recurrence *recurrence); */
 static void recurrence_set_by_set_pos(struct icalrecurrencetype *rec_type, const Recurrence *recurrence);
 static void recurrence_set_by_day(struct icalrecurrencetype *rec_type, gint weekdays);
 
@@ -72,7 +72,7 @@ conv_incidence_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 		ECalComponentOrganizer *ecal_comp_org;
 
 		ecal_comp_org = g_new0(ECalComponentOrganizer, 1);
-		ecal_comp_org->language = NULL; //g_strdup("Language");
+		ecal_comp_org->language = NULL; /* g_strdup("Language"); */
 		ecal_comp_org->sentby = NULL;
 		ecal_comp_org->cn = g_strdup(i_incidence->organizer_display_name->str);
 		ecal_comp_org->value = g_strdup(i_incidence->organizer_smtp_address->str);
@@ -85,7 +85,7 @@ conv_incidence_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 
 
 
-	//********************************ectz->maincomp**SET DATES (CREATION, LASTMODIFICATION, START, END etc.)************************************
+	/* ********************************ectz->maincomp**SET DATES (CREATION, LASTMODIFICATION, START, END etc.)************************************ */
 
 	if (i_incidence->start_date) {
 		ECalComponentDateTime st;
@@ -103,7 +103,7 @@ conv_incidence_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 		e_cal_component_free_datetime(&st);
 	}
 
-	//******************************************SET ATTENDEE LIST*******************************************************************************
+	/* ******************************************SET ATTENDEE LIST******************************************************************************* */
 	if (i_incidence->attendee) {
 		GSList *attendee_list = NULL;
 		GSList *attendee_list_ptr = NULL;
@@ -118,12 +118,12 @@ conv_incidence_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 				ca->cn = g_strdup( attendee->display_name->str );
 			ca->value = g_strdup( attendee->smtp_address->str );
 			ca->rsvp = attendee->request_response;
-			// TODO: Incidence: attendee->invitation_sent;
+			/* TODO: Incidence: attendee->invitation_sent; */
 			ca->role = incidence_role_i_to_e( attendee->role );
 			ca->status = incidence_status_i_to_e ( attendee->status);
 			ca->cutype = incidence_cutype_i_to_e ( attendee->cutype);
 
-			// TODO: Fields Still remaining: 1. ca->cutype;2. ca->delfrom; 3. ca->delto; 4. ca->language; 5. ca->member; 6. ca->sentby;
+			/* TODO: Fields Still remaining: 1. ca->cutype;2. ca->delfrom; 3. ca->delto; 4. ca->language; 5. ca->member; 6. ca->sentby; */
 
 			attendee_list = g_slist_append (attendee_list, ca);
 
@@ -168,7 +168,7 @@ struct icaldurationtyp* create_duration(gint minutes)
 void
 alarm_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 {
-	//******************************************SET ALARM / ADVANCED ALARM *****************************
+	/* ******************************************SET ALARM / ADVANCED ALARM ***************************** */
 
 	if (i_incidence->advanced_alarm) {
 		GList *alarm_list = i_incidence->advanced_alarm;
@@ -177,10 +177,10 @@ alarm_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 			ECalComponentAlarm *e_alarm = e_cal_component_alarm_new();
 			Alarm *i_alarm = (Alarm *) alarm_list->data;
 
-			// type / action
+			/* type / action */
 			e_cal_component_alarm_set_action(e_alarm, alarm_type_i_to_e(i_alarm->type));
 
-			// action dependent fields
+			/* action dependent fields */
 			if (i_alarm->type == I_ALARM_TYPE_DISPLAY) {
 				ECalComponentText *text = g_new0(ECalComponentText, 1);
 				if(i_alarm->display_text)
@@ -202,11 +202,11 @@ alarm_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 				icalattach_unref(attach);
 			}
 			if (i_alarm->type == I_ALARM_TYPE_PROCEDURE && i_alarm->proc_param->program) {
-				// set program
+				/* set program */
 				gchar *procedure_url = g_strdup(i_alarm->proc_param->program->str);
 				icalattach *attach = icalattach_new_from_url(procedure_url);
 				e_cal_component_alarm_set_attach (e_alarm, attach);
-				//set arguments
+				/* set arguments */
 				if (i_alarm->proc_param->arguments) {
 					ECalComponentText *text = g_new0(ECalComponentText, 1);
 					text->value = g_strdup(i_alarm->proc_param->arguments->str);
@@ -217,7 +217,7 @@ alarm_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 				icalattach_unref(attach);
 			}
 			if (i_alarm->type == I_ALARM_TYPE_EMAIL) {
-				// set email text
+				/* set email text */
 				if (i_alarm->email_param->mail_text) {
 					ECalComponentText *text = g_new0(ECalComponentText, 1);
 					text->value = g_strdup(i_alarm->email_param->mail_text->str);
@@ -225,7 +225,7 @@ alarm_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 					g_free(text);
 				}
 
-				// set mail recipients
+				/* set mail recipients */
 				GSList *attendee_list = NULL;
 				ECalComponentAttendee *ca;
 				GList *temp = i_alarm->email_param->addresses;
@@ -243,7 +243,7 @@ alarm_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 				e_cal_component_free_attendee_list(attendee_list);
 			}
 
-			// trigger
+			/* trigger */
 			ECalComponentAlarmTrigger *trigger = g_new0(ECalComponentAlarmTrigger, 1);
 			if (i_alarm->start_offset) {
 				trigger->type = E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_START;
@@ -261,7 +261,7 @@ alarm_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 			}
 			g_free(trigger);
 
-			// repeat (count & interval)
+			/* repeat (count & interval) */
 			ECalComponentAlarmRepeat *repeat = g_new0(ECalComponentAlarmRepeat, 1);
 			if (i_alarm->repeat_count)
 				repeat->repetitions = i_alarm->repeat_count;
@@ -358,7 +358,7 @@ weekday_i_to_e(gint *weekdays)
 static icalrecurrencetype_frequency
 frequency_i_to_e(Recurrence *recurrence)
 {
-	// I_REC_CYCLE_YEARLY_WEEKDAY is mapped to ICAL_MONTHLY_RECURRENCE (repeated every 12th month)
+	/* I_REC_CYCLE_YEARLY_WEEKDAY is mapped to ICAL_MONTHLY_RECURRENCE (repeated every 12th month) */
 
 	if (recurrence) {
 		switch (recurrence->recurrence_cycle) {
@@ -372,7 +372,7 @@ frequency_i_to_e(Recurrence *recurrence)
 				return ICAL_MONTHLY_RECURRENCE;
 			case I_REC_CYCLE_YEARLY_MONTHDAY:
 			case I_REC_CYCLE_YEARLY_YEARDAY:
-			// I_REC_CYCLE_YEARLY_WEEKDAY is mapped to monthly every 12th month!!
+			/* I_REC_CYCLE_YEARLY_WEEKDAY is mapped to monthly every 12th month!! */
 				return ICAL_YEARLY_RECURRENCE;
 			default:
 				return ICAL_NO_RECURRENCE;
@@ -390,7 +390,7 @@ recurrence_fields_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 	if(i_incidence->recurrence == NULL)
 		return;
 
-	//******************************************SET RECURRENCE EXCLUSIONS*******************************************************************************
+	/* ******************************************SET RECURRENCE EXCLUSIONS******************************************************************************* */
 
 	GSList *exdate_list = NULL;
 	GList *excl_list = i_incidence->recurrence->exclusion;
@@ -416,14 +416,15 @@ recurrence_fields_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 	g_list_free(excl_list);
 	e_cal_component_commit_sequence (ectz->maincomp);
 
-	//******************************************SET RECURRENCE RULES*******************************************************************************
+	/* ******************************************SET RECURRENCE RULES******************************************************************************* */
 
 	GSList *recur_list = NULL;
 	struct icalrecurrencetype *rec_type = g_new0(struct icalrecurrencetype, 1);
 	icalrecurrencetype_clear(rec_type);
 
-	// I_REC_CYCLE_YEARLY_WEEKDAY gets special treatment: yearly recurrence on the n-th day
-	// of a month is mapped to a monthly recurrence every twelvth month...
+	/* I_REC_CYCLE_YEARLY_WEEKDAY gets special treatment: yearly recurrence on the n-th day
+	 * of a month is mapped to a monthly recurrence every twelvth month...
+	 */
 
 	rec_type->freq = frequency_i_to_e(i_incidence->recurrence);
 	recurrence_set_range(rec_type, i_incidence->recurrence);
@@ -448,10 +449,13 @@ recurrence_fields_i_to_e(ECalComponentWithTZ *ectz, I_incidence *i_incidence)
 			recurrence_set_by_day(rec_type, i_incidence->recurrence->weekdays);
 			break;
 		case I_REC_CYCLE_YEARLY_MONTHDAY:
-			// deactivated. month and monthday cannot be handled by evolution
-			// mapping is done by startdate
-//			recurrence_set_by_month_day(rec_type, i_incidence->recurrence);
-//			recurrence_set_by_month(rec_type, i_incidence->recurrence);
+			/* deactivated. month and monthday cannot be handled by evolution
+			 * mapping is done by startdate
+			 */
+#if 0
+			recurrence_set_by_month_day(rec_type, i_incidence->recurrence);
+			recurrence_set_by_month(rec_type, i_incidence->recurrence);
+#endif
 			break;
 		case I_REC_CYCLE_YEARLY_YEARDAY:
 			recurrence_set_by_year_day(rec_type, i_incidence->recurrence);
@@ -564,7 +568,7 @@ recurrence_set_range(struct icalrecurrencetype *rec_type, const Recurrence *recu
 	} else if (recurrence->range_number) {
 		rec_type->count = *(recurrence->range_number);
 	} else {
-		// infinite recurrence
+		/* infinite recurrence */
 	}
 }
 
@@ -580,24 +584,26 @@ recurrence_set_by_year_day(struct icalrecurrencetype *rec_type, const Recurrence
 	}
 }
 
+#if 0
 /**
  * TODO: write comment
  */
-//static void
-//recurrence_set_by_month(struct icalrecurrencetype *rec_type, const Recurrence *recurrence)
-//{
-//	if (recurrence->recurrence_cycle == I_REC_CYCLE_YEARLY_WEEKDAY) {
-//		if (recurrence->day_number >= -5 && recurrence->day_number <= 5 && recurrence->day_number != 0) {
-//			rec_type->by_month[0] = recurrence->month;
-//			rec_type->by_month[1] = ICAL_RECURRENCE_ARRAY_MAX;
-//		}
-//	} else {
-//		if (recurrence->day_number >= 1 && recurrence->day_number <= 31) {
-//			rec_type->by_month[0] = recurrence->month;
-//			rec_type->by_month[1] = ICAL_RECURRENCE_ARRAY_MAX;
-//		}
-//	}
-//}
+static void
+recurrence_set_by_month(struct icalrecurrencetype *rec_type, const Recurrence *recurrence)
+{
+	if (recurrence->recurrence_cycle == I_REC_CYCLE_YEARLY_WEEKDAY) {
+		if (recurrence->day_number >= -5 && recurrence->day_number <= 5 && recurrence->day_number != 0) {
+			rec_type->by_month[0] = recurrence->month;
+			rec_type->by_month[1] = ICAL_RECURRENCE_ARRAY_MAX;
+		}
+	} else {
+		if (recurrence->day_number >= 1 && recurrence->day_number <= 31) {
+			rec_type->by_month[0] = recurrence->month;
+			rec_type->by_month[1] = ICAL_RECURRENCE_ARRAY_MAX;
+		}
+	}
+}
+#endif
 
 /**
  * Convert the internal recurrence day to evolution recurrence week day
diff --git a/src/libekolabconv/main/src/evolution/task-e-to-i.c b/src/libekolabconv/main/src/evolution/task-e-to-i.c
index fcbe517..2325b7a 100644
--- a/src/libekolabconv/main/src/evolution/task-e-to-i.c
+++ b/src/libekolabconv/main/src/evolution/task-e-to-i.c
@@ -62,21 +62,21 @@ conv_ECalComponentWithTZ_to_I_task (const ECalComponentWithTZ *ectz, GError **er
 
 	if (ectz) {
 		ECalComponent *e_cal_comp = ectz->maincomp;
-		//log_debug("\nconvert_ECalComponent_to_itask is called...");
+		/* log_debug("\nconvert_ECalComponent_to_itask is called..."); */
 		if (e_cal_comp == NULL || e_cal_component_get_vtype (e_cal_comp) != E_CAL_COMPONENT_TODO)
 			return i_task;
 
-		// Incidence
+		/* Incidence */
 		conv_incidence_e_to_i (ectz, i_task->incidence);
 
-		// Priority
+		/* Priority */
 		gint * priority;
 		e_cal_component_get_priority (e_cal_comp, &priority);
 		if (priority)
 			i_task->priority = *priority;
 		e_cal_component_free_priority(priority);
 
-		// I_TASK_COMPLETED
+		/* I_TASK_COMPLETED */
 		gint *percent;
 		e_cal_component_get_percent (e_cal_comp, &percent);
 		if (percent == 0)
@@ -84,13 +84,13 @@ conv_ECalComponentWithTZ_to_I_task (const ECalComponentWithTZ *ectz, GError **er
 		else
 			i_task->completed = (guint) *percent;
 
-		// Incidence_status
+		/* Incidence_status */
 		icalproperty_status * prop = g_new0(icalproperty_status, 1);
 		e_cal_component_get_status (e_cal_comp, prop);
 		i_task->status = task_status_e_to_i(*prop);
 		g_free(prop);
 
-		// due_date
+		/* due_date */
 		ECalComponentDateTime *due_date = g_new0(ECalComponentDateTime, 1);
 		e_cal_component_get_due (e_cal_comp, due_date);
 		if (due_date && due_date->value) {
@@ -101,7 +101,7 @@ conv_ECalComponentWithTZ_to_I_task (const ECalComponentWithTZ *ectz, GError **er
 		e_cal_component_free_datetime(due_date);
 		g_free (due_date);
 
-		// completed date
+		/* completed date */
 		ECalComponentDateTime *completed_date = g_new0(ECalComponentDateTime, 1);
 		e_cal_component_get_completed(e_cal_comp, &completed_date->value);
 		if (completed_date && completed_date->value)
diff --git a/src/libekolabconv/main/src/evolution/task-i-to-e.c b/src/libekolabconv/main/src/evolution/task-i-to-e.c
index cc639b9..c7796ca 100644
--- a/src/libekolabconv/main/src/evolution/task-i-to-e.c
+++ b/src/libekolabconv/main/src/evolution/task-i-to-e.c
@@ -73,9 +73,9 @@ conv_I_task_to_ECalComponentWithTZ (I_task **i_task_ptr, GError **error)
 		conv_incidence_i_to_e(ectz, i_task->incidence);
 
 		if (i_task->priority >= 0 && i_task->priority <= 9)
-			// normal priority will be calculated from xkcal
+			/* normal priority will be calculated from xkcal */
 			e_cal_component_set_priority(e_cal_comp, &i_task->priority);
-		if (i_task->completed <= 100) // guint is always >= 0
+		if (i_task->completed <= 100) /* guint is always >= 0 */
 			e_cal_component_set_percent(e_cal_comp, (gint*) &i_task->completed);
 		if (i_task->status)
 			e_cal_component_set_status(e_cal_comp, task_status_i_to_e(i_task->status));
diff --git a/src/libekolabconv/main/src/kolab-conv.c b/src/libekolabconv/main/src/kolab-conv.c
index e3ef23b..3546cd4 100644
--- a/src/libekolabconv/main/src/kolab-conv.c
+++ b/src/libekolabconv/main/src/kolab-conv.c
@@ -101,7 +101,7 @@ kolabconv_cal_util_freebusy_new_fb_url (const gchar *servername,
                                         gboolean use_ssl,
                                         Kolab_conv_freebusy_type listtype)
 {
-	// TODO: Improve me!
+	/* TODO: Improve me! */
 
 	gchar *url_string;
 	gchar *protocol;
@@ -168,7 +168,7 @@ kolabconv_cal_util_freebusy_ecalcomp_new_from_ics (const gchar *ics_string,
 
 	g_return_val_if_fail (err == NULL || *err == NULL, NULL);
 
-	// TODO: sanity-check incoming data
+	/* TODO: sanity-check incoming data */
 
 	if (nbytes > 0) {
 		icalcomp_ics = (icalcomponent *) e_cal_util_parse_ics_string(ics_string);
@@ -244,9 +244,9 @@ kolabconv_initialize (void)
 void
 kolabconv_shutdown (void)
 {
-	// TODO: Check whether libxml needs to be shut down explicitly. (or any other libs)
+	/* TODO: Check whether libxml needs to be shut down explicitly. (or any other libs) */
 
-	// free datastructure for ical builtin timezones
+	/* free datastructure for ical builtin timezones */
 	icaltimezone_free_builtin_timezones();
 }
 
@@ -266,12 +266,12 @@ kolabconv_kcontact_to_econtact (const Kolab_conv_mail* kmail, GError** error)
 {
 	log_kolab_mail("input data:", kmail);
 	EContact *econtact = NULL;
-	// create icontact
+	/* create icontact */
 	I_contact *icontact = conv_kolab_conv_mail_to_I_contact(kmail, error);
-	// create evolution contact if success
+	/* create evolution contact if success */
 	if (*error == NULL)
 		econtact = conv_I_contact_to_EContact(&icontact, error);
-	// icontact is freed in the above operation already
+	/* icontact is freed in the above operation already */
 	log_evolution_vcard("output data:", econtact);
 	return econtact;
 }
@@ -293,12 +293,12 @@ kolabconv_econtact_to_kcontact (const EContact* econtact, GError** error)
 {
 	log_evolution_vcard("input data:", econtact);
 	Kolab_conv_mail *kmail = NULL;
-	// create icontact
+	/* create icontact */
 	I_contact *icontact = conv_EContact_to_I_contact(econtact, error);
-	// create kolab contact mail if success
+	/* create kolab contact mail if success */
 	if (*error == NULL)
 		kmail = conv_I_contact_to_kolab_conv_mail(&icontact, error);
-	// icontact is freed in the above operation already
+	/* icontact is freed in the above operation already */
 	log_kolab_mail("output data:", kmail);
 	return kmail;
 }
@@ -319,12 +319,12 @@ kolabconv_kevent_to_eevent (const Kolab_conv_mail* kmail, GError** error)
 {
 	log_kolab_mail("input data:", kmail);
 	ECalComponentWithTZ *eevent = NULL;
-	// create internal pim struct
+	/* create internal pim struct */
 	I_event *ievent = conv_kolab_conv_mail_to_I_event(kmail, error);
-	// create evolution pim object if success
+	/* create evolution pim object if success */
 	if (*error == NULL)
 		eevent = conv_I_event_to_ECalComponentWithTZ(&ievent, error);
-	// internal pim struct is freed in the above operation already
+	/* internal pim struct is freed in the above operation already */
 	log_evolution_ical("output data:", eevent);
 	return eevent;
 }
@@ -346,12 +346,12 @@ kolabconv_eevent_to_kevent (const ECalComponentWithTZ* ecalcomp, GError** error)
 {
 	log_evolution_ical("input data:", ecalcomp);
 	Kolab_conv_mail *kmail = NULL;
-	// create internal pim struct
+	/* create internal pim struct */
 	I_event *ievent = conv_ECalComponentWithTZ_to_I_event(ecalcomp, error);
-	// create kolab mail if success
+	/* create kolab mail if success */
 	if (*error == NULL)
 		kmail = conv_I_event_to_kolab_conv_mail(&ievent, error);
-	// internal pim struct is freed in the above operation already
+	/* internal pim struct is freed in the above operation already */
 	log_kolab_mail("output data:", kmail);
 	return kmail;
 }
@@ -372,12 +372,12 @@ kolabconv_ktask_to_etask (const Kolab_conv_mail* kmail, GError** error)
 {
 	log_kolab_mail("input data:", kmail);
 	ECalComponentWithTZ *etask = NULL;
-	// create internal pim struct
+	/* create internal pim struct */
 	I_task *itask = conv_kolab_conv_mail_to_I_task(kmail, error);
-	// create evolution pim object if success
+	/* create evolution pim object if success */
 	if (*error == NULL)
 		etask = conv_I_task_to_ECalComponentWithTZ(&itask, error);
-	// internal pim struct is freed in the above operation already
+	/* internal pim struct is freed in the above operation already */
 	log_evolution_ical("output data:", etask);
 	return etask;
 }
@@ -399,12 +399,12 @@ kolabconv_etask_to_ktask (const ECalComponentWithTZ* ecalcomp, GError** error)
 {
 	log_evolution_ical("input data:", ecalcomp);
 	Kolab_conv_mail *kmail = NULL;
-	// create internal pim struct
+	/* create internal pim struct */
 	I_task *itask = conv_ECalComponentWithTZ_to_I_task(ecalcomp, error);
-	// create kolab mail if success
+	/* create kolab mail if success */
 	if (*error == NULL)
 		kmail = conv_I_task_to_kolab_conv_mail(&itask, error);
-	// internal pim struct is freed in the above operation already
+	/* internal pim struct is freed in the above operation already */
 	log_kolab_mail("output data:", kmail);
 	return kmail;
 }
@@ -425,12 +425,12 @@ kolabconv_knote_to_enote (const Kolab_conv_mail* kmail, GError** error)
 {
 	log_kolab_mail("input data:", kmail);
 	ECalComponentWithTZ *enote = NULL;
-	// create internal pim struct
+	/* create internal pim struct */
 	I_note *inote = conv_kolab_conv_mail_to_I_note(kmail, error);
-	// create evolution pim object if success
+	/* create evolution pim object if success */
 	if (*error == NULL)
 		enote = conv_I_note_to_ECalComponentWithTZ(&inote, error);
-	// internal pim struct is freed in the above operation already
+	/* internal pim struct is freed in the above operation already */
 	log_evolution_ical("output data:", enote);
 	return enote;
 }
@@ -452,12 +452,12 @@ kolabconv_enote_to_knote (const ECalComponentWithTZ* ecalcomp, GError** error)
 {
 	log_evolution_ical("input data:", ecalcomp);
 	Kolab_conv_mail *kmail = NULL;
-	// create internal pim struct
+	/* create internal pim struct */
 	I_note *inote = conv_ECalComponentWithTZ_to_I_note(ecalcomp, error);
-	// create kolab mail if success
+	/* create kolab mail if success */
 	if (*error == NULL)
 		kmail = conv_I_note_to_kolab_conv_mail(&inote, error);
-	// internal pim struct is freed in the above operation already
+	/* internal pim struct is freed in the above operation already */
 	log_kolab_mail("output data:", kmail);
 	return kmail;
 }
@@ -546,7 +546,7 @@ kolabconv_free_kmail(Kolab_conv_mail *kmail)
  *
  * free Kolab_conv_mail_part.
  */
-//void kolabconv_free_kmail_part(Kolab_conv_mail_part **mailpart)
+/* void kolabconv_free_kmail_part(Kolab_conv_mail_part **mailpart) */
 void kolabconv_free_kmail_part(void **mailpart)
 {
 	if (mailpart && *mailpart) {
diff --git a/src/libekolabconv/main/src/kolab-conv.h b/src/libekolabconv/main/src/kolab-conv.h
index f385c27..149b118 100644
--- a/src/libekolabconv/main/src/kolab-conv.h
+++ b/src/libekolabconv/main/src/kolab-conv.h
@@ -97,20 +97,20 @@ typedef enum {
  */
 
 typedef struct {
-	gchar  *name;      // name of the mail part
-	gchar  *mime_type; // mimetype of the mail part
-	guint   length;    // size of the data of the mail part
-	gchar *data;      // the data of the mail part
+	gchar  *name;		/* name of the mail part */
+	gchar  *mime_type;	/* mimetype of the mail part */
+	guint   length;		/* size of the data of the mail part */
+	gchar *data;		/* the data of the mail part */
 } Kolab_conv_mail_part;
 
 typedef struct {
 	Kolab_conv_mail_part *mail_parts;
-	guint length; // number of mail parts
+	guint length;		/* number of mail parts	*/
 } Kolab_conv_mail;
 
 typedef struct {
 	ECalComponent *maincomp;
-	ECalComponent *timezone; // can be null for UTC
+	ECalComponent *timezone; /* can be null for UTC */
 } ECalComponentWithTZ;
 
 /**
@@ -167,7 +167,7 @@ ECalComponent* kolabconv_cal_util_freebusy_ecalcomp_new_from_ics (
 void kolabconv_free_econtact(EContact *econtact);
 void kolabconv_free_ecalendar(ECalComponentWithTZ *ecalcomp);
 void kolabconv_free_kmail(Kolab_conv_mail *kmail);
-//void kolabconv_free_kmail_part(Kolab_conv_mail_part **mailpart);
+/* void kolabconv_free_kmail_part(Kolab_conv_mail_part **mailpart); */
 void kolabconv_free_kmail_part(void **mailpart);
 
 #endif /* KOLABCONV_H_ */
diff --git a/src/libekolabconv/main/src/kolab/contact-i-to-k.c b/src/libekolabconv/main/src/kolab/contact-i-to-k.c
index 20f0d11..68661de 100644
--- a/src/libekolabconv/main/src/kolab/contact-i-to-k.c
+++ b/src/libekolabconv/main/src/kolab/contact-i-to-k.c
@@ -24,9 +24,9 @@
  */
 
 #include "priv-kolab.h"
-#include "kolab.h" // public part of this file
+#include "kolab.h" /* public part of this file */
 #include "../util.h"
-#include <libxml/tree.h>	// XML parsing
+#include <libxml/tree.h>	/* XML parsing */
 
 /*
  * Prototypes for static functions
@@ -75,22 +75,24 @@ process_contact_i_to_k (I_contact **i_contact_ptr)
 
 	log_debug("\nXml Text:\n%s",xml_text);
 
-	//ADD XML mailPart
+	/* ADD XML mailPart */
 	mail_part = g_new0(Kolab_conv_mail_part, 1);
 	mail_part->data = xml_text;
 	mail_part->length = strlen (xml_text);
 	mail_part->mime_type = g_strdup ("application/x-vnd.kolab.contact");
-	mail_part->name = g_strdup ("kolab-common1.xml");//Change it after adding a field in contact.h
-	//mailPart->order = 1; //Change it after adding a field in contact.h
+	mail_part->name = g_strdup ("kolab-common1.xml"); /* Change it after adding a field in contact.h */
+	/* mailPart->order = 1; Change it after adding a field in contact.h */
 
 	mail_part_list = g_list_append (mail_part_list, (Kolab_conv_mail_part *) mail_part);
 
-	//ADD Picture Attachment
+	/* ADD Picture Attachment */
 	if (i_contact->photo != NULL) {
-//		mail_part = clone_kolab_conv_mail_part(i_contact->photo);
-//		mail_part = i_contact->photo;
+#if 0
+		mail_part = clone_kolab_conv_mail_part(i_contact->photo);
+		mail_part = i_contact->photo;
+#endif
 		mail_part_list = g_list_append (mail_part_list, i_contact->photo);
-		i_contact->photo = NULL; // so that free_i_contact() doesn't free the struct
+		i_contact->photo = NULL; /* so that free_i_contact() doesn't free the struct */
 	}
 
 	mail_part_list = g_list_concat(mail_part_list, g_list_copy(i_contact->common->kolab_attachment_store));
@@ -124,7 +126,7 @@ i_contact_to_xml (const I_contact* i_contact)
 	doc = xmlNewDoc(BAD_CAST "1.0");
 	root_node = xmlNewNode(NULL, BAD_CAST KLB_CNT);
 	add_property (root_node, "version", "1.0");
-	//xmlNodeSetContent(root_node, BAD_CAST "content");
+	/* xmlNodeSetContent(root_node, BAD_CAST "content"); */
 	xmlDocSetRootElement (doc, root_node);
 
 	common_i_to_k(root_node, i_contact->common);
@@ -200,17 +202,17 @@ i_contact_to_xml (const I_contact* i_contact)
 		{
 			if (strcmp(phone_nr->number, phone_nr_next->number) == 0
 				&& phone_nr->type != ICONTACT_PHONE_PRIMARY
-				&& phone_nr_next->type == ICONTACT_PHONE_PRIMARY )	// TODO: Reconsider if primary number is still next element after reconverting from evolution, or if it has to be searched in the whole list.
+				&& phone_nr_next->type == ICONTACT_PHONE_PRIMARY )	/* TODO: Reconsider if primary number is still next element after reconverting from evolution, or if it has to be searched in the whole list. */
 			{
 				if (phone_nr->type == ICONTACT_PHONE_BUSINESS_1)
 				{
-					phone_nr->type = ICONTACT_PHONE_BUSINESS_2;	// business 2 = business 1 + primary
-					iterator = iterator->next;	// -primary
+					phone_nr->type = ICONTACT_PHONE_BUSINESS_2;	/* business 2 = business 1 + primary */
+					iterator = iterator->next; /* -primary */
 				}
 				else if (phone_nr->type == ICONTACT_PHONE_HOME_1)
 				{
-					phone_nr->type = ICONTACT_PHONE_HOME_2; 	// home 2 = home 1 + primary
-					iterator = iterator->next; 	// -primary
+					phone_nr->type = ICONTACT_PHONE_HOME_2; 	/* home 2 = home 1 + primary */
+					iterator = iterator->next; /* -primary */
 				}
 			}
 		}
@@ -227,7 +229,7 @@ i_contact_to_xml (const I_contact* i_contact)
 	}
 	g_list_free(iterator);
 
-	// E-Mails
+	/* E-Mails */
 	iterator = i_contact->emails;
 	while (iterator != NULL) {
 
@@ -237,7 +239,7 @@ i_contact_to_xml (const I_contact* i_contact)
 		if (email->smtp_address)
 			add_child_node (node, KLB_CNT_EMAIL_SMTP_ADDRESS, email->smtp_address->str);
 
-		// display name and unknown elements in kolab store
+		/* display name and unknown elements in kolab store */
 		i_kolab_store_get_xml_nodes(i_contact->common, email, node);
 
 		iterator = iterator->next;
@@ -245,7 +247,7 @@ i_contact_to_xml (const I_contact* i_contact)
 
 	g_list_free(iterator);
 
-	// Addresses
+	/* Addresses */
 	iterator = i_contact->addresses;
 	while (iterator != NULL) {
 		Address *address = ((Address *) iterator->data);
@@ -253,7 +255,7 @@ i_contact_to_xml (const I_contact* i_contact)
 		node = add_child_node (root_node, KLB_CNT_ADDRESS_LIST, NULL);
 		if (address->type)
 			add_child_node (node, KLB_CNT_ADDRESS_TYPE, address_type_i_to_k(address->type));
-			//add_child_node(node, "x-kde-type", anAddress->address_type);
+			/* add_child_node(node, "x-kde-type", anAddress->address_type); */
 		if (address->street)
 			add_child_node (node, KLB_CNT_ADDRESS_STREET, address->street->str);
 		if (address->pobox)
@@ -274,7 +276,7 @@ i_contact_to_xml (const I_contact* i_contact)
 	}
 	g_list_free(iterator);
 
-	// GEO
+	/* GEO */
 	if (i_contact->latitude >= -90 && i_contact->latitude <= 90
 			&& i_contact->longitude >= -180 && i_contact->longitude <= 180) {
 		gchar *lat = g_strdup_printf("%.16f", i_contact->latitude);
@@ -287,32 +289,32 @@ i_contact_to_xml (const I_contact* i_contact)
 
 	i_kolab_store_get_xml_nodes(i_contact->common, i_contact->common, root_node);
 
-	//Add x-custom fields in xmltree from the custom-list of icontact.
+	/* Add x-custom fields in xmltree from the custom-list of icontact. */
 	iterator = i_contact->custom_list;
 	while (iterator != NULL) {
 		Custom * custom_field = ((Custom *) iterator->data);
 
-		//log_debug("\nCustom field to be put in xml is: app=%s, name=%s, value=%s\n",
-		//customField->app->str, customField->name->str, customField->value->str);
+		/* log_debug("\nCustom field to be put in xml is: app=%s, name=%s, value=%s\n", */
+		/* customField->app->str, customField->name->str, customField->value->str); */
 
 		node = add_child_node (root_node, KLBX_CNT_X_CUSTOM_LIST, NULL);
 		add_property (node, KLBX_CNT_X_CUSTOM_VALUE, custom_field->value->str);
 		add_property (node, KLBX_CNT_X_CUSTOM_APP, custom_field->app->str);
 		add_property (node, KLBX_CNT_X_CUSTOM_NAME, custom_field->name->str);
 
-		//Add x-custom node to the main xml tree node.
+		/* Add x-custom node to the main xml tree node. */
 		xmlAddChild (root_node, node);
 
 		iterator = iterator->next;
 	}
 	g_list_free(iterator);
 
-	//Convert xml to a string
+	/* Convert xml to a string */
 	xmlDocDumpFormatMemoryEnc (doc, &xml_buf, &buf_size, "UTF-8", 1);
 	g_string_append (xml_string, (gchar*) xml_buf);
-	//log_debug("%s", (gchar *) xml_buf);
+	/* log_debug("%s", (gchar *) xml_buf); */
 
-	//free associated memory.
+	/* free associated memory. */
 
 	xmlFree (xml_buf);
 	xmlFreeDoc (doc);
diff --git a/src/libekolabconv/main/src/kolab/contact-k-to-i.c b/src/libekolabconv/main/src/kolab/contact-k-to-i.c
index 503c464..e469008 100644
--- a/src/libekolabconv/main/src/kolab/contact-k-to-i.c
+++ b/src/libekolabconv/main/src/kolab/contact-k-to-i.c
@@ -32,7 +32,7 @@
  */
 
 #include "priv-kolab.h"
-#include "kolab.h" // public part of this file
+#include "kolab.h" /* public part of this file */
 #include "../util.h"
 
 /*
@@ -72,14 +72,14 @@ conv_kolab_conv_mail_to_I_contact (const Kolab_conv_mail* k_contact, GError** er
 
 	if (*error != NULL)
 		return NULL;
-	// get parsed kolab XML
+	/* get parsed kolab XML */
 	I_contact *i_contact = new_i_contact ();
 	xmlDocPtr doc = util_get_kolab_xml_part(k_contact, &i_contact->common->kolab_attachment_store, error);
 
 	if (*error != NULL)
 		return NULL;
 
-	// find root node
+	/* find root node */
 	xmlNodePtr node = NULL, n_ptr;
 	for (n_ptr = doc->children; n_ptr != NULL; n_ptr = n_ptr->next)
 		if (n_ptr->type == XML_ELEMENT_NODE &&
@@ -127,8 +127,8 @@ conv_kolab_conv_mail_to_I_contact (const Kolab_conv_mail* k_contact, GError** er
 static void
 process_contact_k_to_i (I_contact *i_contact, const xmlNodePtr node, GError** error)
 {
-	// iterate over all child elements of event_node an process them
-	xmlNodePtr n_ptr; // used in for loop
+	/* iterate over all child elements of event_node an process them */
+	xmlNodePtr n_ptr; /* used in for loop */
 	for (n_ptr = node->children; n_ptr != NULL; n_ptr = n_ptr->next) {
 		if (n_ptr->type == XML_ELEMENT_NODE) {
 			gboolean node_processed = read_contact_element(i_contact, n_ptr, error);
@@ -157,13 +157,13 @@ static void
 process_attachments_k_to_i (I_contact* i_contact, GError** error)
 {
 	g_assert(error != NULL && *error == NULL);
-	//iteration of kolabXmlMailArray for adding attachments
+	/* iteration of kolabXmlMailArray for adding attachments */
 
 	GList *attach = i_contact->common->kolab_attachment_store;
 	while (attach) {
 		Kolab_conv_mail_part *mail_part = attach->data;
 
-//		if (i_contact->picture_name && strcmp (i_contact->picture_name->str, mail_part->name) == 0) {
+		/* if (i_contact->picture_name && strcmp (i_contact->picture_name->str, mail_part->name) == 0) { */
 		if (i_contact->photo && i_contact->photo->name && strcmp (i_contact->photo->name, mail_part->name) == 0) {
 			g_free(i_contact->photo->name);
 			g_free(i_contact->photo);
@@ -192,7 +192,7 @@ static gboolean
 read_contact_element(I_contact *i_contact, xmlNodePtr node, GError **error)
 {
 	if (common_k_to_i(i_contact->common, node, error)) {
-		return handle_sensitivity(i_contact, node);	// node processed if it is not sensitivity
+		return handle_sensitivity(i_contact, node);	/* node processed if it is not sensitivity */
 	} else if (*error != NULL)
 		return FALSE;
 
@@ -201,7 +201,7 @@ read_contact_element(I_contact *i_contact, xmlNodePtr node, GError **error)
 		handle_element_string(KLB_CNT_FREE_BUSY_URL, &i_contact->free_busy_url, node) ||
 		handle_element_string(KLB_CNT_ORGANIZATION, &i_contact->organization, node) ||
 		handle_element_string(KLB_CNT_WEB_PAGE, &i_contact->web_page, node) ||
-		// im-address: not available in Evolution, written in kolab store
+		/* im-address: not available in Evolution, written in kolab store */
 		handle_element_string(KLB_CNT_DEPARTMENT, &i_contact->department, node) ||
 		handle_element_string(KLB_CNT_OFFICE_LOCATION, &i_contact->office_location, node) ||
 		handle_element_string(KLB_CNT_PROFESSION, &i_contact->profession, node) ||
@@ -213,14 +213,15 @@ read_contact_element(I_contact *i_contact, xmlNodePtr node, GError **error)
 		handle_element_date(KLB_CNT_BIRTHDAY, &i_contact->birthday, node) ||
 		handle_element_date(KLB_CNT_ANNIVERSARY, &i_contact->anniversary, node) ||
 		handle_picture_name(i_contact, node) ||
-//		handle_element_string(KLB_CNT_PICTURE, &i_contact->picture_name, node) ||
-		// children: not available in Evolution, written in kolab store
-		// gender: not available in Evolution, written in kolab store
-		// language: not available in Evolution, written in kolab store
+		/* handle_element_string(KLB_CNT_PICTURE, &i_contact->picture_name, node) || */
+		/* children: not available in Evolution, written in kolab store
+		 * gender: not available in Evolution, written in kolab store
+		 * language: not available in Evolution, written in kolab store
+		 */
 		handle_element_phone (i_contact, node) ||
 		handle_element_email (i_contact, node) ||
 		handle_element_address (i_contact, node) ||
-		// preferred address: not available in Evolution, written in kolab store
+		/* preferred address: not available in Evolution, written in kolab store */
 		handle_element_double (KLB_CNT_LATITUDE, &i_contact->latitude, node) ||
 		handle_element_double (KLB_CNT_LONGITUDE, &i_contact->longitude, node) ||
 		handle_element_string(KLB_CNT_NAME_SUFFIX, &i_contact->suffix, node) ||
@@ -231,10 +232,11 @@ static gboolean
 handle_sensitivity(I_contact *i_contact, xmlNodePtr node)
 {
 	if (strcmp ((gchar*) node->name, KLB_CMN_SENSITIVITY) != 0)
-		return TRUE;	// Not sensitivity node, so node is processed.
+		return TRUE;	/* Not sensitivity node, so node is processed. */
 
-	// Otherwise it is the sensitivity node and will be reset to null,
-	// and returned false for not processed, that it will be put in kolab store.
+	/* Otherwise it is the sensitivity node and will be reset to null,
+	 * and returned false for not processed, that it will be put in kolab store.
+	 */
 	i_contact->common->sensitivity = ICOMMON_SENSITIVITY_NULL;
 	return FALSE;
 }
@@ -243,18 +245,19 @@ static gboolean
 handle_picture_name (I_contact *i_contact, xmlNodePtr node)
 {
 	if (strcmp ((gchar*) node->name, KLB_CNT_PICTURE) != 0)
-		return FALSE;	// Not a photo_name node
+		return FALSE;	/* Not a photo_name node */
 
 	char* picture_name = xml_get_node_text(node);
 
-	// create mail part and set name if not empty
+	/* create mail part and set name if not empty */
 	if (*picture_name) {
 		i_contact->photo = g_new0(Kolab_conv_mail_part, 1);
 		i_contact->photo->name = g_strdup_printf("%s", picture_name);
 	}
-//	else
-//		i_contact->photo = NULL;
-
+#if 0
+	else
+		i_contact->photo = NULL;
+#endif
 	return TRUE;
 }
 
@@ -279,15 +282,16 @@ handle_element_custom (I_contact *i_contact, const xmlNodePtr node)
 	if (xmlHasProp (node, (xmlChar*) KLBX_CNT_X_CUSTOM_NAME))
 		node_name = xmlGetProp (node, (xmlChar*) KLBX_CNT_X_CUSTOM_NAME);
 
-	// split value string if delimiter is available
-	// Kontact saves values of datasets from the same type in same xml tag value with delimiter
+	/* split value string if delimiter is available
+	 * Kontact saves values of datasets from the same type in same xml tag value with delimiter
+	 */
 	gchar *str = (gchar*)node_value;
-	gchar *delim = "\356\200\200";	// î separator written by Kontact (=EE=84=A0)
+	gchar *delim = "\356\200\200";	/* î separator written by Kontact (=EE=84=A0) */
 
 	gchar **tokens = str_split(str, delim);
 	gint i;
 	for (i = 0; tokens[i]; ++i) {
-		//Add a new custom field to the contact object member custom_list
+		/* Add a new custom field to the contact object member custom_list */
 		Custom *custom_field = g_new (Custom, 1);
 		custom_field->value = g_string_new(tokens[i]);
 		custom_field->app = g_string_new ((gchar *) node_app);
@@ -295,7 +299,7 @@ handle_element_custom (I_contact *i_contact, const xmlNodePtr node)
 
 		i_contact->custom_list = g_list_append (i_contact->custom_list, (Custom *) custom_field);
 
-		//printf("%i: '%s'\n", i, tokens[i]);
+		/* printf("%i: '%s'\n", i, tokens[i]); */
 	}
 
 	free_str_tokens(tokens);
@@ -325,7 +329,7 @@ handle_element_phone (I_contact *i_contact, const xmlNodePtr node)
 	if (strcmp ((gchar*) node->name, KLB_CNT_PHONE_LIST) != 0)
 		return FALSE;
 
-	const guint max_numbers = 8; // maximum values that can be shown by evolution, remaining numbers in kolab-store
+	const guint max_numbers = 8; /* maximum values that can be shown by evolution, remaining numbers in kolab-store */
 
 	xmlNodePtr text = node->children;
 	xmlNodePtr child = NULL;
@@ -347,33 +351,33 @@ handle_element_phone (I_contact *i_contact, const xmlNodePtr node)
 
 	} while (text->next != NULL);
 
-	// special case for combined types with primary
+	/* special case for combined types with primary */
 	if (phone_nr->type == ICONTACT_PHONE_BUSINESS_2 || phone_nr->type == ICONTACT_PHONE_HOME_2) {
-		// if type that has to be saved a two nodes, there must be 2 free places in array
+		/* if type that has to be saved a two nodes, there must be 2 free places in array */
 		if (g_list_length(i_contact->phone_numbers) < max_numbers-1) {
 
-			if (phone_nr->type == ICONTACT_PHONE_BUSINESS_2)	// business 2 = business 1 & primary
+			if (phone_nr->type == ICONTACT_PHONE_BUSINESS_2)	/* business 2 = business 1 & primary */
 				phone_nr->type = ICONTACT_PHONE_BUSINESS_1;
-			else if (phone_nr->type == ICONTACT_PHONE_HOME_2) 	// home 2 = home 1 & primary
+			else if (phone_nr->type == ICONTACT_PHONE_HOME_2) 	/* home 2 = home 1 & primary */
 				phone_nr->type = ICONTACT_PHONE_HOME_1;
 
 			i_contact->phone_numbers = g_list_append (i_contact->phone_numbers, (Phone_number *) phone_nr);
 
-			// additional primary node							// + primary
+			/* additional primary node */							/* + primary */
 			Phone_number *primary_phone = g_new0 (Phone_number, 1);
 			primary_phone->type = ICONTACT_PHONE_PRIMARY;
 			primary_phone->number = g_strdup(phone_nr->number);
 			i_contact->phone_numbers = g_list_append (i_contact->phone_numbers, (Phone_number *) primary_phone);
 		} else  {
-			// array full, put in kolab store
+			/* array full, put in kolab store */
 			free_phone_number((void **) &phone_nr);
 			i_kolab_store_add_xml_element(i_contact->common, i_contact->common, node);
 		}
 	} else if (g_list_length(i_contact->phone_numbers) < max_numbers) {
-		// if normal type, saved as one node, there must be 1 free place in array
+		/* if normal type, saved as one node, there must be 1 free place in array */
 		i_contact->phone_numbers = g_list_append (i_contact->phone_numbers, (Phone_number *) phone_nr);
 	} else {
-		// array full, put in kolab store
+		/* array full, put in kolab store */
 		free_phone_number((void **) &phone_nr);
 		i_kolab_store_add_xml_element(i_contact->common, i_contact->common, node);
 	}
@@ -468,16 +472,16 @@ handle_element_address (I_contact *i_contact, const xmlNodePtr node)
 			i_kolab_store_add_xml_element(i_contact->common, address, child);
 
 		text = child->next;
-		//log_debug("\nBBB: %s-%s-%s-%s",text->name, text->content, child->name, child->content);
-		//log_debug("\nAAA%s", (char *)text->next);
+		/* log_debug("\nBBB: %s-%s-%s-%s",text->name, text->content, child->name, child->content); */
+		/* log_debug("\nAAA%s", (char *)text->next); */
 
 	} while (text->next != NULL);
 
-	// test if element of same type still in address list (evolution can just handle one of each type)
+	/* test if element of same type still in address list (evolution can just handle one of each type) */
 	if (g_list_find_custom(i_contact->addresses, &address->type, (GCompareFunc)strcmp)) {
-		// TODO Remove, if needed, child-element from store, because in this case full address will be put in kolab store.
-		// g_hash_table_remove(i_contact->common->kolab_store, child);
-		return FALSE;	// return element not handled, then will be put in kolab store
+		/* TODO Remove, if needed, child-element from store, because in this case full address will be put in kolab store. */
+		/* g_hash_table_remove(i_contact->common->kolab_store, child); */
+		return FALSE;	/* return element not handled, then will be put in kolab store */
 	}
 	else
 	{
@@ -499,8 +503,8 @@ handle_contact_name (I_contact *i_contact, xmlNodePtr node)
 	if (strcmp ((gchar*) node->name, KLB_CNT_NAME) != 0)
 		return FALSE;
 
-	// iterate over all child elements of node an process them
-	xmlNodePtr n_ptr; // used in for loop
+	/* iterate over all child elements of node an process them */
+	xmlNodePtr n_ptr; /* used in for loop */
 	for (n_ptr = node->children; n_ptr != NULL; n_ptr = n_ptr->next) {
 		if (n_ptr->type == XML_ELEMENT_NODE) {
 			if(
@@ -508,7 +512,7 @@ handle_contact_name (I_contact *i_contact, xmlNodePtr node)
 				handle_element_string(KLB_CNT_NAME_MIDDLE_NAMES, &i_contact->middle_names, n_ptr) ||
 				handle_element_string(KLB_CNT_NAME_LAST_NAME, &i_contact->last_name, n_ptr) ||
 				handle_element_string(KLB_CNT_NAME_FULL_NAME, &i_contact->full_name, n_ptr) ||
-				// TODO: Contact: <initials> ?!!!
+				/* TODO: Contact: <initials> ?!!! */
 				handle_element_string(KLB_CNT_NAME_PREFIX, &i_contact->prefix, n_ptr) ||
 				handle_element_string(KLB_CNT_NAME_SUFFIX, &i_contact->suffix, n_ptr)
 			)
diff --git a/src/libekolabconv/main/src/kolab/event-i-to-k.c b/src/libekolabconv/main/src/kolab/event-i-to-k.c
index 68a2fd7..d8dca10 100644
--- a/src/libekolabconv/main/src/kolab/event-i-to-k.c
+++ b/src/libekolabconv/main/src/kolab/event-i-to-k.c
@@ -25,7 +25,7 @@
  */
 
 #include "priv-kolab.h"
-#include "kolab.h" // public part of this file
+#include "kolab.h" /* public part of this file */
 #include "../util.h"
 
 /*
@@ -48,16 +48,16 @@ conv_I_event_to_kolab_conv_mail (I_event **i_event_ptr, GError **error)
 		Kolab_conv_mail_part *mail_part;
 
 		gchar * xml_text = i_event_to_xml(i_event);
-		//log_debug("\n\nXml Text:\n%s",xmlText);
+		/* log_debug("\n\nXml Text:\n%s",xmlText); */
 
-		//ADD XML mailPart
+		/* ADD XML mailPart */
 		mail_part = g_new0(Kolab_conv_mail_part, 1);
 		mail_part->data = xml_text;
 		mail_part->length = strlen(xml_text);
-		// static strings must be copied because they will get freed later
+		/* static strings must be copied because they will get freed later */
 		mail_part->mime_type = strdup("application/x-vnd.kolab.event");
-		mail_part->name = strdup("kolab-common1.xml"); //Change it after adding a field in contact.h
-		//mailPart->order = 1; //Change it after adding a field in contact.h
+		mail_part->name = strdup("kolab-common1.xml"); /* Change it after adding a field in contact.h */
+		/* mailPart->order = 1; Change it after adding a field in contact.h */
 
 		mail_part_list = g_list_append(mail_part_list, mail_part);
 
@@ -83,7 +83,7 @@ i_event_to_xml(const I_event *i_event)
 	doc = xmlNewDoc(BAD_CAST "1.0");
 	root_node = xmlNewNode(NULL, BAD_CAST KLB_EVENT);
 	add_property (root_node, "version", "1.0");
-	//xmlNodeSetContent(root_node, BAD_CAST "content");
+	/* xmlNodeSetContent(root_node, BAD_CAST "content"); */
 	xmlDocSetRootElement(doc, root_node);
 
 	conv_incidence_i_to_k(root_node, i_event->incidence);
@@ -97,12 +97,12 @@ i_event_to_xml(const I_event *i_event)
 	}
 	i_kolab_store_get_xml_nodes(i_event->incidence->common, i_event->incidence->common, root_node);
 
-	//Convert xml to a string
+	/* Convert xml to a string */
 	xmlDocDumpFormatMemoryEnc(doc, &xml_buf, &buf_size, "UTF-8", 1);
 	g_string_append(xml_string, (gchar*) xml_buf);
-	//log_debug("%s", (char *) xmlbuff);
+	/* log_debug("%s", (char *) xmlbuff); */
 
-	// Free associated memory.
+	/* Free associated memory. */
 
 	xmlFree(xml_buf);
 	xmlFreeDoc(doc);
@@ -124,17 +124,15 @@ show_time_as_to_kolab_string (Show_time_as show_time_as)
 			return KLB_EVENT_SHOW_TIME_AS_FREE;
 			break;
 		case SHOW_TIME_AS_TENTATIVE:
-			return KLB_EVENT_SHOW_TIME_AS_BUSY; // KLB_EVENT_SHOW_TIME_AS_TENTATIVE;
+			return KLB_EVENT_SHOW_TIME_AS_BUSY; /* KLB_EVENT_SHOW_TIME_AS_TENTATIVE; */
 			break;
 		case SHOW_TIME_AS_BUSY:
 			return KLB_EVENT_SHOW_TIME_AS_BUSY;
 			break;
 		case SHOW_TIME_AS_OUT_OF_OFFICE:
-			return KLB_EVENT_SHOW_TIME_AS_BUSY; // KLB_EVENT_SHOW_TIME_AS_OUT_OF_OFFICE;
+			return KLB_EVENT_SHOW_TIME_AS_BUSY; /* KLB_EVENT_SHOW_TIME_AS_OUT_OF_OFFICE; */
 			break;
 		default:
 			return KLB_EVENT_SHOW_TIME_AS_BUSY;
 	}
 }
-
-
diff --git a/src/libekolabconv/main/src/kolab/event-k-to-i.c b/src/libekolabconv/main/src/kolab/event-k-to-i.c
index cd65f20..f02c065 100644
--- a/src/libekolabconv/main/src/kolab/event-k-to-i.c
+++ b/src/libekolabconv/main/src/kolab/event-k-to-i.c
@@ -32,7 +32,7 @@
  */
 
 #include "priv-kolab.h"
-#include "kolab.h" // public part of this file
+#include "kolab.h" /* public part of this file */
 
 /*
  * Prototypes for static functions
@@ -65,14 +65,14 @@ conv_kolab_conv_mail_to_I_event (const Kolab_conv_mail *k_event, GError **error)
 
 	if (*error != NULL)
 		return NULL;
-	// get parsed kolab XML
+	/* get parsed kolab XML */
 	I_event *ievent = new_i_event ();
 	xmlDocPtr doc = util_get_kolab_xml_part(k_event, &ievent->incidence->common->kolab_attachment_store, error);
 	if (*error != NULL)
 		return NULL;
 
 
-	// find root node
+	/* find root node */
 	xmlNodePtr node = NULL, n;
 	for (n = doc->children; n != NULL; n = n->next)
 		if (n->type == XML_ELEMENT_NODE && g_strcmp0((gchar*)n->name, KLB_EVENT) == 0)
@@ -105,14 +105,15 @@ conv_kolab_conv_mail_to_I_event (const Kolab_conv_mail *k_event, GError **error)
 static void
 read_event(I_event *ievent, xmlNodePtr node, GError **error)
 {
-	xmlNodePtr rec_ptr = NULL; // pointer used to temporarily store recurrence node
+	xmlNodePtr rec_ptr = NULL; /* pointer used to temporarily store recurrence node */
 
-	xmlNodePtr n_ptr; // used in for loop
+	xmlNodePtr n_ptr; /* used in for loop */
 	for (n_ptr = node->children; n_ptr != NULL; n_ptr = n_ptr->next) {
 		if (n_ptr->type == XML_ELEMENT_NODE) {
 
-			// save recurrence node in case recurrence has to be
-			// stored in kolabstore due to missing start_date
+			/* save recurrence node in case recurrence has to be
+			 * stored in kolabstore due to missing start_date
+			 */
 			if (strcmp ((gchar*) node->name, KLB_INC_RECURRENCE) == 0)
 				rec_ptr = node;
 
@@ -126,7 +127,7 @@ read_event(I_event *ievent, xmlNodePtr node, GError **error)
 			log_debug("ignored XML node with name %s", n_ptr->name);
 	}
 
-	// cannot be properly converted back from evolution, therefore => kolabstore
+	/* cannot be properly converted back from evolution, therefore => kolabstore */
 	if (ievent->incidence
 		&& ievent->incidence->recurrence
 		&& !ievent->incidence->start_date
@@ -138,7 +139,7 @@ read_event(I_event *ievent, xmlNodePtr node, GError **error)
 		i_kolab_store_add_xml_element(ievent->incidence->common, ievent->incidence->common, rec_ptr);
 	}
 
-	//TODO: Validate ievent. (log warnings / create error if necessary)
+	/* TODO: Validate ievent. (log warnings / create error if necessary) */
 }
 
 
@@ -155,11 +156,11 @@ handle_element_show_time_as (I_event *i_event, xmlNodePtr node)
 	if (g_strcmp0((gchar*) value, KLB_EVENT_SHOW_TIME_AS_FREE) == 0)
 		i_event->show_time_as = SHOW_TIME_AS_FREE;
 	else if (g_strcmp0((gchar*) value, KLB_EVENT_SHOW_TIME_AS_TENTATIVE) == 0)
-		i_event->show_time_as = SHOW_TIME_AS_BUSY; // SHOW_TIME_AS_TENTATIVE;
+		i_event->show_time_as = SHOW_TIME_AS_BUSY; /* SHOW_TIME_AS_TENTATIVE; */
 	else if (g_strcmp0((gchar*) value, KLB_EVENT_SHOW_TIME_AS_BUSY) == 0)
 		i_event->show_time_as = SHOW_TIME_AS_BUSY;
 	else if (g_strcmp0((gchar*) value, KLB_EVENT_SHOW_TIME_AS_OUT_OF_OFFICE) == 0)
-		i_event->show_time_as = SHOW_TIME_AS_BUSY; // SHOW_TIME_AS_OUT_OF_OFFICE;
+		i_event->show_time_as = SHOW_TIME_AS_BUSY; /* SHOW_TIME_AS_OUT_OF_OFFICE; */
 	else {
 		i_event->show_time_as = SHOW_TIME_AS_BUSY;
 		log_warn("illegal show_time_as value '%s' - set to default: Busy", value);
diff --git a/src/libekolabconv/main/src/kolab/kolab-constants.h b/src/libekolabconv/main/src/kolab/kolab-constants.h
index cc8ef3e6..c8c5c78 100644
--- a/src/libekolabconv/main/src/kolab/kolab-constants.h
+++ b/src/libekolabconv/main/src/kolab/kolab-constants.h
@@ -42,7 +42,7 @@
  * [1] http://kolab.org/doc/kolabformat-2.0rc7-html/
  */
 
-// ------------------------------------------------------------- common fields {
+/* ------------------------------------------------------------- common fields { */
 
 #define KLB_CMN_UID                                     "uid"
 #define KLB_CMN_BODY                                    "body"
@@ -50,7 +50,7 @@
 #define KLB_CMN_CREATION_DATE                           "creation-date"
 #define KLB_CMN_LAST_MODIFICATION_DATE                  "last-modification-date"
 
-// tag from Kontact, showing if body text is with or without html
+/* tag from Kontact, showing if body text is with or without html */
 #define KLBX_CMN_RICHTEXT								"knotes-richtext"
 
 #define KLB_CMN_SENSITIVITY                             "sensitivity"
@@ -66,11 +66,11 @@
 #define KLB_CMN_EVO_STORE                               "x-kolabconv-store"
 
 
-// ------------------------------------------------------- own timezone fields }
+/* ------------------------------------------------------- own timezone fields } */
 
-// ------------------------------------------------------------- common fields }
+/* ------------------------------------------------------------- common fields } */
 
-// ---------------------------------------------------------- incidence fields {
+/* ---------------------------------------------------------- incidence fields { */
 
 #define KLB_INC_SUMMARY                                 "summary"
 #define KLB_INC_LOCATION                                "location"
@@ -86,7 +86,7 @@
 #define KLB_INC_START_DATE                              "start-date"
 #define KLB_INC_ALARM                                   "alarm"
 
-// ----------------------------------------------------- advanced alarm fields {
+/* ----------------------------------------------------- advanced alarm fields { */
 
 /* advanced alarm fields are not defined in the kolab format specification
  * see: http://www.kolab.org/pipermail/kolab-format/2008-September/000873.html
@@ -113,7 +113,7 @@
 #define KLBX_INC_ADV_ALARM_REPEAT_COUNT                 "repeat-count"
 #define KLBX_INC_ADV_ALARM_REPEAT_INTERVAL              "repeat-interval"
 
-// ----------------------------------------------------- advanced alarm fields }
+/* ----------------------------------------------------- advanced alarm fields } */
 
 #define KLB_INC_RECURRENCE                              "recurrence"
 
@@ -188,7 +188,7 @@
 /** not part of the kolab format specification but written by kontact */
 #define KLBX_INC_ATTENDEE_INVITATION_SENT               "invitation-sent"
 
-// evolution alarm
+/* evolution alarm */
 #define KLBC_INC_X_EVOLUTION_ALARM_UID					"x-evolution-alarm-uid"
 #define	KLBC_INC_DESCRIPTION							"description"
 #define	KLBC_INC_ACTION									"action"
@@ -200,13 +200,15 @@
 #define	KLBC_INC_CUTYPE									"cutype"
 #define	KLBC_INC_LANGUAGE								"language"
 
-//Undecided fields
-//#define	INCIDENCE_PILOT_SYNC_STATUS					"pilot-sync-status"
-//#define	INCIDENCE_DESCRIPTION						""
+/* Undecided fields */
+#if 0
+#define	INCIDENCE_PILOT_SYNC_STATUS					"pilot-sync-status"
+#define	INCIDENCE_DESCRIPTION						""
+#endif
 
-// ---------------------------------------------------------- incidence fields }
+/* ---------------------------------------------------------- incidence fields } */
 
-// ------------------------------------------------------------ contact fields {
+/* ------------------------------------------------------------ contact fields { */
 
 #define KLB_CNT											"contact"
 
@@ -241,7 +243,7 @@
 #define KLB_CNT_GENDER									"gender"
 #define KLB_CNT_LANGUAGE								"language"
 
-#define KLB_CNT_PHONE_LIST								"phone"			// phone list
+#define KLB_CNT_PHONE_LIST								"phone"			/* phone list */
 #define KLB_CNT_PHONE_TYPE								"type"
 #define KLB_CNT_PHONE_TYPE_ASSISTANT					"assistant"
 #define KLB_CNT_PHONE_TYPE_BUSINESS_1					"business1"
@@ -263,14 +265,14 @@
 #define KLB_CNT_PHONE_TYPE_TTYTDD						"ttytdd"
 #define KLB_CNT_PHONE_NUMBER							"number"
 
-#define KLB_CNT_EMAIL_LIST								"email"			// email list
+#define KLB_CNT_EMAIL_LIST								"email"			/* email list */
 #define KLB_CNT_EMAIL_DISPLAY_NAME						"display-name"
 #define KLB_CNT_EMAIL_SMTP_ADDRESS						"smtp-address"
 #define KLBC_CNT_EMAIL_TYPE								"x-evolution-email-type"
 #define KLBC_CNT_EMAIL_X_EVOLUTION_UI_SLOT				"x-evolution-ui-slot"
 #define KLBC_CNT_EMAIL_X_MOZILLA_HTML					"x-mozilla-html"
 
-#define KLB_CNT_ADDRESS_LIST							"address"		// address list
+#define KLB_CNT_ADDRESS_LIST							"address"		/* address list */
 #define KLB_CNT_ADDRESS_TYPE							"type"
 #define KLB_CNT_ADDRESS_TYPE_HOME						"home"
 #define KLB_CNT_ADDRESS_TYPE_BUSINESS					"business"
@@ -283,7 +285,7 @@
 #define KLBX_CNT_ADDRESS_POBOX							"pobox"
 #define KLB_CNT_PREFERRED_ADDRESS						"preferred-address"
 
-// GEO
+/* GEO */
 #define KLB_CNT_LATITUDE								"latitude"
 #define KLB_CNT_LONGITUDE								"longitude"
 
@@ -315,9 +317,9 @@
 #define KLBC_CNT_X_EVOLUTION_LIST_SHOW_ADDRESSES		"x-evolution-list-show-addresses"
 
 
-// ------------------------------------------------------------ contact fields }
+/* ------------------------------------------------------------ contact fields } */
 
-// -------------------------------------------------------------- event fields {
+/* -------------------------------------------------------------- event fields { */
 
 #define KLB_EVENT										"event"
 
@@ -346,9 +348,9 @@
 #define KLBC_INCIDENCE_ATTENDEE_TYPE_RESOURCE                     "resource"
 #define KLBC_INCIDENCE_ATTENDEE_TYPE_ROOM                     		"room"
 
-// -------------------------------------------------------------- event fields }
+/* -------------------------------------------------------------- event fields } */
 
-// --------------------------------------------------------------- task fields {
+/* --------------------------------------------------------------- task fields { */
 
 #define KLB_TASK										"task"
 
@@ -366,9 +368,9 @@
 
 #define KLBX_TASK_COMPLETED_DATE								"x-completed-date"
 
-// --------------------------------------------------------------- task fields }
+/* --------------------------------------------------------------- task fields } */
 
-// --------------------------------------------------------------- note fields {
+/* --------------------------------------------------------------- note fields { */
 
 #define KLB_NOTE										"note"
 
@@ -376,6 +378,6 @@
 #define KLB_NOTE_BACKGROUND_COLOR						"background-color"
 #define KLB_NOTE_FOREGROUND_COLOR						"foreground-color"
 
-// --------------------------------------------------------------- note fields }
+/* --------------------------------------------------------------- note fields } */
 
 #endif /* KOLAB_CONSTANTS_H_ */
diff --git a/src/libekolabconv/main/src/kolab/kolab-util.c b/src/libekolabconv/main/src/kolab/kolab-util.c
index 5525e0d..7e96e11 100644
--- a/src/libekolabconv/main/src/kolab/kolab-util.c
+++ b/src/libekolabconv/main/src/kolab/kolab-util.c
@@ -134,20 +134,20 @@ datetime_to_string (const time_t *time, gchar *date_string)
 xmlDocPtr
 util_get_kolab_xml_part(const Kolab_conv_mail *klb_mail, GList **other_parts, GError **error)
 {
-	// check input paramters
+	/* check input paramters */
 	if (klb_mail == NULL) {
 		g_set_error(error, KOLABCONV_ERROR_READ_KOLAB,
 				KOLABCONV_ERROR_READ_KOLAB_INPUT_IS_NULL,
 				"kolab mail struct must not be null");
 		return NULL;
 	}
-	// iterate over mail parts, search kolab xml part, parse and return it
+	/* iterate over mail parts, search kolab xml part, parse and return it */
 	xmlDocPtr doc = NULL;
 	guint i;
 	for (i = 0; i < klb_mail->length; i++) {
 		Kolab_conv_mail_part *mail_part = klb_mail->mail_parts + i;
 		if (g_str_has_prefix(mail_part->mime_type, KOLAB_MESSAGE_MIMETYPE_PREFIX)) {
-			// found kolab xml part => parse it in memory
+			/* found kolab xml part => parse it in memory */
 			doc = xmlReadMemory (mail_part->data, (int) mail_part->length, NULL, NULL, 0);
 			if (doc == NULL) {
 				g_set_error(error, KOLABCONV_ERROR_READ_KOLAB,
@@ -155,10 +155,10 @@ util_get_kolab_xml_part(const Kolab_conv_mail *klb_mail, GList **other_parts, GE
 						"xml parser returned null for data part %d", i);
 				return NULL;
 			}
-		} else // part must be cloned here because it will be freed when converting from internal
+		} else /* part must be cloned here because it will be freed when converting from internal */
 			*other_parts = g_list_append(*other_parts, clone_kolab_conv_mail_part(mail_part));
 	}
-	if (doc == NULL) // no kolab xml part could be found
+	if (doc == NULL) /* no kolab xml part could be found */
 		g_set_error(error, KOLABCONV_ERROR_READ_KOLAB,
 			KOLABCONV_ERROR_READ_KOLAB_MISSING_XML_PART,
 			"kolab mail struct has no kolab xml data part");
@@ -176,7 +176,7 @@ util_get_kolab_xml_part(const Kolab_conv_mail *klb_mail, GList **other_parts, GE
 gchar*
 xml_get_node_text(xmlNodePtr node)
 {
-	// get text content form node
+	/* get text content form node */
 	gchar* value = NULL;
 	xmlNodePtr n;
 	for (n = node->children; n != NULL; n = n->next) {
@@ -185,8 +185,9 @@ xml_get_node_text(xmlNodePtr node)
 		else
 			log_warn("tag %s is not a simple text element as expected", node->name);
 	}
-	// if node has no text content set value to empty string to be able to
-	// differentiate between an existing and a not existing element
+	/* if node has no text content set value to empty string to be able to
+	 * differentiate between an existing and a not existing element
+	 */
 	return value == NULL ? "" : value;
 }
 
@@ -211,7 +212,7 @@ handle_element_GList_String (gchar* list_name, gchar* element_name, GList **stor
 	if (g_strcmp0 ((gchar *) node->name, list_name) != 0)
 		return FALSE;
 
-	xmlNodePtr element_node; // used in for loop
+	xmlNodePtr element_node; /* used in for loop */
 	for (element_node = node->children; element_node != NULL; element_node = element_node->next) {
 		if (element_node->type == XML_ELEMENT_NODE) {
 			if (g_strcmp0 ((gchar *) element_node->name, element_name) == 0) {
@@ -240,14 +241,15 @@ handle_element_chars (gchar* name, gchar **store, xmlNodePtr node)
 	if (g_strcmp0 ((gchar *) node->name, name) != 0)
 		return FALSE;
 
-	// GString store is expected NULL. If not, maybe the element
-	// unexpectedly occurs multiple times => warn and reassign
+	/* GString store is expected NULL. If not, maybe the element
+	 * unexpectedly occurs multiple times => warn and reassign
+	 */
 	if (*store != NULL) {
 		log_warn("multiple assignment of string variable");
 		g_free(*store);
 	}
 
-	// create gchar with the text content of the node
+	/* create gchar with the text content of the node */
 	*store = g_strdup_printf("%s", xml_get_node_text(node));
 	return TRUE;
 }
@@ -269,8 +271,9 @@ handle_element_string (gchar* name, GString **store, xmlNodePtr node)
 	if (!handle_element_chars (name, &value, node))
 		return FALSE;
 
-	// GString store is expected NULL. If not, maybe the element
-	// unexpectedly occurs multiple times => warn and reassign
+	/* GString store is expected NULL. If not, maybe the element
+	 * unexpectedly occurs multiple times => warn and reassign
+	 */
 	if (*store != NULL) {
 		log_warn("multiple assignment of string variable");
 		g_string_free(*store, TRUE);
@@ -310,7 +313,7 @@ handle_element_integer (gchar* name, gint *store, xmlNodePtr node)
 	errno = 0;
 	*store = strtol(value, &p, 10);
 	if (errno != 0 || *p != 0 || p == value)
-		log_warn("illegal integer value in element %s", name); //TODO: error handling
+		log_warn("illegal integer value in element %s", name); /* TODO: error handling */
 	return TRUE;
 }
 
@@ -326,7 +329,7 @@ handle_element_double (gchar* name, gdouble *store, xmlNodePtr node)
 	errno = 0;
 	*store = strtod(value, &p);
 	if (errno != 0 || *p != 0 || p == value)
-		log_warn("illegal double value in element %s", name); //TODO error handling
+		log_warn("illegal double value in element %s", name); /* TODO error handling */
 	return TRUE;
 }
 
@@ -365,8 +368,9 @@ handle_element_date_or_datetime (gchar* name, Date_or_datetime** store, xmlNodeP
 	if (g_strcmp0 ((gchar *) node->name, name) != 0)
 		return FALSE;
 
-	// store is expected NULL. If not, maybe the element
-	// unexpectedly occurs multiple times => warn and reassign
+	/* store is expected NULL. If not, maybe the element
+	 * unexpectedly occurs multiple times => warn and reassign
+	 */
 	if (*store != NULL)
 		log_warn("multiple assignment of string variable");
 	else
@@ -377,7 +381,7 @@ handle_element_date_or_datetime (gchar* name, Date_or_datetime** store, xmlNodeP
 	g_debug ("**** handle_element_date_or_datetime() node: %s - value: '%s'", node->name, value);
 
 	if (strlen (value) < 12) {
-		//Populate only date
+		/* Populate only date */
 		gchar** date_tokens = g_strsplit (value, "-", -1);
 		if (*date_tokens == NULL) {
 			*store = NULL;
@@ -395,14 +399,14 @@ handle_element_date_or_datetime (gchar* name, Date_or_datetime** store, xmlNodeP
 		g_strfreev(date_tokens);
 
 	} else {
-		// convert string to 'struct tm'
-		if (value[10] == 'T') // remove 'T' in iso timestamp if neccessary
+		/* convert string to 'struct tm' */
+		if (value[10] == 'T') /* remove 'T' in iso timestamp if neccessary */
 		        value[10] = ' ';
 
 		struct tm t;
-		strptime(value, "%Y-%m-%d %H:%M:%S", &t); // string to tm
+		strptime(value, "%Y-%m-%d %H:%M:%S", &t); /* string to tm */
 
-		time_t tt = time_gm(&t); // tm to seconds
+		time_t tt = time_gm(&t); /* tm to seconds */
 
 		g_debug ("**** handle_element_date_or_datetime() tt: '%lu'", tt);
 
@@ -421,8 +425,9 @@ handle_element_datetime (gchar* name, time_t** store, xmlNodePtr node) {
 	if (g_strcmp0 ((gchar *) node->name, name) != 0)
 		return FALSE;
 
-	// store is expected NULL. If not, maybe the element
-	// unexpectedly occurs multiple times => warn and reassign
+	/* store is expected NULL. If not, maybe the element
+	 * unexpectedly occurs multiple times => warn and reassign
+	 */
 	if (*store != NULL)
 		log_warn("multiple assignment of string variable");
 	else
@@ -430,19 +435,19 @@ handle_element_datetime (gchar* name, time_t** store, xmlNodePtr node) {
 
 	gchar *value = xml_get_node_text(node);
 
-	// convert string to 'struct tm'
-	if (value[10] == 'T') // remove 'T' in iso timestamp if neccessary
+	/* convert string to 'struct tm' */
+	if (value[10] == 'T') /* remove 'T' in iso timestamp if neccessary */
 		value[10] = ' ';
 
 	struct tm t;
-	strptime(value, "%Y-%m-%d %H:%M:%S", &t); // string to tm
+	strptime(value, "%Y-%m-%d %H:%M:%S", &t); /* string to tm */
 
-	**store = time_gm(&t); // tm to seconds
+	**store = time_gm(&t); /* tm to seconds */
 
 	return TRUE;
 }
 
-// XML-TREE manipulation functions
+/* XML-TREE manipulation functions */
 
 /*
  * converts a GList of strings to xml nodes with the same name below one node
@@ -515,7 +520,7 @@ printKolabXmlMailPartArray(const GList* kolabconvMailArray)
 	gint i=1;
 	while(iterator != NULL){
 		log_debug("\n\nFile no. %d", i);
-		//log_debug("\n\tOrder: %d", ((Kolab_conv_mail_part*)iterator->data)->order  );
+		/* log_debug("\n\tOrder: %d", ((Kolab_conv_mail_part*)iterator->data)->order  ); */
 		log_debug("\n\tMimeType: %s", ((Kolab_conv_mail_part*)iterator->data)->mime_type  );
 		log_debug("\n\tName: %s", ((Kolab_conv_mail_part*)iterator->data)->name  );
 		log_debug("\n\tLength: %d", ((Kolab_conv_mail_part*)iterator->data)->length  );
@@ -558,7 +563,7 @@ printXMLTree (xmlNodePtr node, int depth)
 xmlNodePtr
 add_child_node (xmlNodePtr root_node, gchar *child_name, gchar *child_contents)
 {
-	// xmlNewTextChild() implicitly converts reserved XML characters (e.g. '&') to entities
+	/* xmlNewTextChild() implicitly converts reserved XML characters (e.g. '&') to entities */
 	return xmlNewTextChild (root_node, NULL, BAD_CAST child_name, BAD_CAST child_contents);
 }
 
@@ -569,9 +574,11 @@ add_property (xmlNodePtr node, gchar *propertyName, gchar *propertyContents)
 }
 
 
-/** This formats a UTC offset as "+HHMM" or "+HHMMSS".
- buffer should have space for 8 characters. */
-// copied form libical/src/libical/icaltimezone.c
+/**
+ * This formats a UTC offset as "+HHMM" or "+HHMMSS".
+ * buffer should have space for 8 characters.
+ * (copied form libical/src/libical/icaltimezone.c)
+ */
 void
 format_utc_offset (gint utc_offset, gchar *buffer)
 {
diff --git a/src/libekolabconv/main/src/kolab/kolab-util.h b/src/libekolabconv/main/src/kolab/kolab-util.h
index b902405..0de3e4a 100644
--- a/src/libekolabconv/main/src/kolab/kolab-util.h
+++ b/src/libekolabconv/main/src/kolab/kolab-util.h
@@ -26,18 +26,20 @@
 #ifndef KOLAB_UTIL_H_
 #define KOLAB_UTIL_H_
 
-#include <glib.h>		// GError
-#include <libxml/tree.h>	// XML parsing
-#include "../kolab-conv.h"	// Kolab mail struct
-#include "../structs/common.h"	// Date_or_datetime struct
-
-//typedef enum {
-//	KOLAB_EVOLUTION_COMMON_XML_TAG = 1,
-//	KOLAB_XML_TAG,
-//	EVOLUTION_XML_TAG,
-//	EVOLUTION_EXTENDED_XML_TAG,
-//	UNDEFINED_XML_TAG
-//} xml_tag_type;
+#include <glib.h>		/* GError */
+#include <libxml/tree.h>	/* XML parsing */
+#include "../kolab-conv.h"	/* Kolab mail struct */
+#include "../structs/common.h"	/* Date_or_datetime struct */
+
+#if 0
+typedef enum {
+	KOLAB_EVOLUTION_COMMON_XML_TAG = 1,
+	KOLAB_XML_TAG,
+	EVOLUTION_XML_TAG,
+	EVOLUTION_EXTENDED_XML_TAG,
+	UNDEFINED_XML_TAG
+} xml_tag_type;
+#endif
 
 GDate* string_to_g_date (gchar *dateString);
 
@@ -56,7 +58,7 @@ xmlDocPtr util_get_kolab_xml_part(const Kolab_conv_mail *kmail, GList **other_pa
 gboolean handle_element_date_or_datetime (gchar* name, Date_or_datetime** store, xmlNodePtr node);
 gboolean handle_element_datetime (gchar* name, time_t** store, xmlNodePtr node);
 
-// xml functions
+/* xml functions */
 void convert_GList_String_to_xmlNodes (GList *string_list, gchar* node_name, xmlNodePtr node);
 gchar* convert_xmlNode_to_String (const xmlNodePtr node);
 void log_xml_part (Kolab_conv_mail *kolab_mail);
diff --git a/src/libekolabconv/main/src/kolab/kolab.h b/src/libekolabconv/main/src/kolab/kolab.h
index 52ac466..e6287cf 100644
--- a/src/libekolabconv/main/src/kolab/kolab.h
+++ b/src/libekolabconv/main/src/kolab/kolab.h
@@ -26,9 +26,9 @@
 #ifndef KOLAB_H_
 #define KOLAB_H_
 
-#include <glib.h>		// GError
-#include "../kolab-conv.h"	// Kolab mail struct
-// internal structures
+#include <glib.h>		/* GError */
+#include "../kolab-conv.h"	/* Kolab mail struct */
+/* internal structures */
 #include "../structs/event.h"
 #include "../structs/task.h"
 #include "../structs/contact.h"
diff --git a/src/libekolabconv/main/src/kolab/note-i-to-k.c b/src/libekolabconv/main/src/kolab/note-i-to-k.c
index 6f01ae4..518fabe 100644
--- a/src/libekolabconv/main/src/kolab/note-i-to-k.c
+++ b/src/libekolabconv/main/src/kolab/note-i-to-k.c
@@ -24,7 +24,7 @@
  */
 
 #include "priv-kolab.h"
-#include "kolab.h" // public part of this file
+#include "kolab.h" /* public part of this file */
 #include "../util.h"
 
 /*
@@ -69,7 +69,7 @@ i_note_to_xml(const I_note *i_note)
 	doc = xmlNewDoc(BAD_CAST "1.0");
 	root_node = xmlNewNode(NULL, BAD_CAST KLB_NOTE);
 	add_property(root_node, "version", "1.0");
-	//xmlNodeSetContent(root_node, BAD_CAST "content");
+	/* xmlNodeSetContent(root_node, BAD_CAST "content"); */
 	xmlDocSetRootElement(doc, root_node);
 
 	common_i_to_k(root_node, i_note->common);
@@ -79,7 +79,7 @@ i_note_to_xml(const I_note *i_note)
 
 	i_kolab_store_get_xml_nodes(i_note->common, i_note->common, root_node);
 
-	//Convert xml to a string
+	/* Convert xml to a string */
 	xmlDocDumpFormatMemoryEnc(doc, &xml_buf, &buf_size, "UTF-8", 1);
 	g_string_append(xml_string, (gchar*) xml_buf);
 
@@ -101,15 +101,15 @@ i_note_to_xml_mail_part (I_note **i_note_ptr)
 	Kolab_conv_mail_part *mail_part;
 
 	gchar *xml_text = i_note_to_xml(i_note);
-	//log_debug("\n\nXml Text:\n%s",xmlText);
+	/* log_debug("\n\nXml Text:\n%s",xmlText); */
 
-	//ADD XML mailPart
+	/* ADD XML mailPart */
 	mail_part = g_new0(Kolab_conv_mail_part, 1);
 	mail_part->data = g_strdup(xml_text);
 	mail_part->length = strlen(xml_text);
 	mail_part->mime_type = g_strdup("application/x-vnd.kolab.note");
-	mail_part->name = g_strdup("kolab-common1.xml"); //Change it after adding a field in contact.h
-	//mailPart->order = 1; //Change it after adding a field in contact.h
+	mail_part->name = g_strdup("kolab-common1.xml"); /* Change it after adding a field in contact.h */
+	/* mailPart->order = 1; Change it after adding a field in contact.h */
 
 	mail_part_list = g_list_append(mail_part_list, (Kolab_conv_mail_part *)mail_part);
 
diff --git a/src/libekolabconv/main/src/kolab/note-k-to-i.c b/src/libekolabconv/main/src/kolab/note-k-to-i.c
index 50c5d33..01e8822 100644
--- a/src/libekolabconv/main/src/kolab/note-k-to-i.c
+++ b/src/libekolabconv/main/src/kolab/note-k-to-i.c
@@ -31,7 +31,7 @@
  */
 
 #include "priv-kolab.h"
-#include "kolab.h" // public part of this file
+#include "kolab.h" /* public part of this file */
 
 /**
  * All note specific elements from kolab are handled in this function.
@@ -64,8 +64,8 @@ read_note_element(I_note *i_note, xmlNodePtr node, GError **error)
 static void
 read_note(I_note *i_note, xmlNodePtr node, GError **error)
 {
-	// iterate over all child elements of note_node an process them
-	xmlNodePtr n_ptr; // used in for loop
+	/* iterate over all child elements of note_node an process them */
+	xmlNodePtr n_ptr; /* used in for loop */
 	for (n_ptr = node->children; n_ptr != NULL; n_ptr = n_ptr->next) {
 		if (n_ptr->type == XML_ELEMENT_NODE) {
 			gboolean node_processed = read_note_element(i_note, n_ptr, error);
@@ -76,7 +76,7 @@ read_note(I_note *i_note, xmlNodePtr node, GError **error)
 		} else
 			log_debug("ignored XML node with name %s", n_ptr->name);
 	}
-	//TODO: Validate inote. (log warnings / create error if necessary)
+	/* TODO: Validate inote. (log warnings / create error if necessary) */
 }
 
 /**
@@ -90,10 +90,10 @@ conv_kolab_conv_mail_to_I_note (const Kolab_conv_mail *knote, GError **error)
 	if (*error != NULL)
 		return NULL;
 
-	// get parsed kolab XML
+	/* get parsed kolab XML */
 	I_note *i_note = new_i_note();
 	xmlDocPtr doc = util_get_kolab_xml_part(knote, &i_note->common->kolab_attachment_store, error);
-	// find root node
+	/* find root node */
 	xmlNodePtr node = NULL, n;
 	for (n = doc->children; n != NULL; n = n->next)
 		if (n->type == XML_ELEMENT_NODE && strcmp ((gchar*)n->name, KLB_NOTE) == 0)
diff --git a/src/libekolabconv/main/src/kolab/priv-common-i-to-k.c b/src/libekolabconv/main/src/kolab/priv-common-i-to-k.c
index acb2010..56c616a 100644
--- a/src/libekolabconv/main/src/kolab/priv-common-i-to-k.c
+++ b/src/libekolabconv/main/src/kolab/priv-common-i-to-k.c
@@ -23,7 +23,7 @@
  * 51 Franklin Street, Fifth Floor Boston, MA 02110-1301, USA
  */
 
-#include "priv-kolab.h" // public part of this file
+#include "priv-kolab.h" /* public part of this file */
 
 
 /**
@@ -46,9 +46,9 @@ sensitivity_i_to_k (Sensitivity sensitivity)
 		case ICOMMON_SENSITIVITY_CONFIDENTIAL:
 			return KLB_CMN_SENSITIVITY_CONFIDENTIAL;
 		case ICOMMON_SENSITIVITY_NULL:
-			return KLB_CMN_SENSITIVITY_PUBLIC; // value doesn't matter, because if case is ICOMMON_SENSITIVITY_NULL the tag is not written
+			return KLB_CMN_SENSITIVITY_PUBLIC; /* value doesn't matter, because if case is ICOMMON_SENSITIVITY_NULL the tag is not written */
 		default:
-			return KLB_CMN_SENSITIVITY_PUBLIC; // default value
+			return KLB_CMN_SENSITIVITY_PUBLIC; /* default value */
 	}
 }
 
@@ -123,7 +123,7 @@ common_i_to_k(xmlNodePtr root_node, I_common *i_common)
 {
 	if (i_common == NULL)
 		return;
-	//Construct children of root node.
+	/* Construct children of root node. */
 	add_child_node(root_node, KLB_CMN_PRODUCT_ID, KOLABCONV_PRODUCT_ID);
 	g_assert(i_common->uid);
 	add_child_node(root_node, KLB_CMN_UID, i_common->uid->str );
@@ -142,17 +142,17 @@ common_i_to_k(xmlNodePtr root_node, I_common *i_common)
 		g_free(modified_string);
 	}
 	if(i_common->sensitivity)
-		if (i_common->sensitivity != ICOMMON_SENSITIVITY_NULL)	// if its ICOMMON_SENSITIVITY_NULL it is either in kolab store or has never been there
+		if (i_common->sensitivity != ICOMMON_SENSITIVITY_NULL)	/* if its ICOMMON_SENSITIVITY_NULL it is either in kolab store or has never been there */
 			add_child_node(root_node, KLB_CMN_SENSITIVITY, sensitivity_i_to_k(i_common->sensitivity));
 	if(i_common->vtimezone)
 		add_child_node(root_node, KLB_CMN_VTIMEZONE, i_common->vtimezone);
 	if(i_common->is_html_richtext)
 		add_child_node(root_node, KLBX_CMN_RICHTEXT, i_common->is_html_richtext == TRUE ? "true" : "false" );
-	// add link attachments to the kolab xml
+	/* add link attachments to the kolab xml */
 	GList *lsl = i_common->link_attachments;
 	for (; lsl; lsl=lsl->next)
 		add_child_node(root_node, KLB_CMN_LINK_ATTACHMENT, (gchar*)lsl->data);
-	// add inline attachment names to the kolab xml
+	/* add inline attachment names to the kolab xml */
 	lsl = i_common->inline_attachment_names;
 	for (; lsl; lsl=lsl->next)
 		add_child_node(root_node, KLB_CMN_INLINE_ATTACHMENT, (gchar*)lsl->data);
diff --git a/src/libekolabconv/main/src/kolab/priv-incidence-i-to-k.c b/src/libekolabconv/main/src/kolab/priv-incidence-i-to-k.c
index 784cb75..cb3dbce 100644
--- a/src/libekolabconv/main/src/kolab/priv-incidence-i-to-k.c
+++ b/src/libekolabconv/main/src/kolab/priv-incidence-i-to-k.c
@@ -45,21 +45,21 @@ conv_incidence_i_to_k(xmlNodePtr root_node, I_incidence *i_incidence)
 	if (i_incidence == NULL)
 		return;
 
-	// common
+	/* common */
 	common_i_to_k(root_node, i_incidence->common);
 
-	//pilot-sync-status
-	// summary
+	/* pilot-sync-status */
+	/* summary */
 	if(i_incidence->summary)
 		add_child_node(root_node, KLB_INC_SUMMARY, i_incidence->summary->str );
-	// location
+	/* location */
 	if(i_incidence->location)
 		add_child_node(root_node, KLB_INC_LOCATION, i_incidence->location->str );
 
 	xmlNodePtr node;
 
-	// organizer
-	node = add_child_node(root_node, KLB_INC_ORGANIZER, NULL); // always write organizer node because kolab store could hold sub elements
+	/* organizer */
+	node = add_child_node(root_node, KLB_INC_ORGANIZER, NULL); /* always write organizer node because kolab store could hold sub elements */
 	if (i_incidence->organizer_display_name )
 		add_child_node( node, KLB_INC_DISPLAY_NAME, i_incidence->organizer_display_name->str);
 	if (i_incidence->organizer_smtp_address )
@@ -67,13 +67,13 @@ conv_incidence_i_to_k(xmlNodePtr root_node, I_incidence *i_incidence)
 
 	i_kolab_store_get_xml_nodes(i_incidence->common, (gpointer) KOLAB_STORE_PTR_INC_ORGANIZER, node);
 
-	// start-date
+	/* start-date */
 	if (i_incidence->start_date ) {
 		gchar *start_str = date_or_datetime_to_string(i_incidence->start_date);
 		add_child_node(root_node, KLB_INC_START_DATE, start_str);
 		g_free(start_str);
 	}
-	// advanced_alarm
+	/* advanced_alarm */
 	if (i_incidence->advanced_alarm) {
 		xmlNodePtr simple_alarm_node;
 		simple_alarm_node = add_child_node(root_node, KLB_INC_ALARM, NULL);
@@ -86,25 +86,25 @@ conv_incidence_i_to_k(xmlNodePtr root_node, I_incidence *i_incidence)
 			Alarm *alarm_element = ((Alarm *)iterator->data);
 
 			if (alarm_element->type == I_ALARM_TYPE_DISPLAY
-				&& alarm_element->display_text == NULL	// if display text is set its no simple alarm
-				&& alarm_element->start_offset		// must have a minute value
-				&& !alarm_element->end_offset		// must be null
-				&& !alarm_element->repeat_count		// must be null
-				&& !alarm_element->repeat_interval	// must be null
-				&& iterator->prev == NULL)			// only first element can be simple alarm
+				&& alarm_element->display_text == NULL	/* if display text is set its no simple alarm */
+				&& alarm_element->start_offset		/* must have a minute value */
+				&& !alarm_element->end_offset		/* must be null */
+				&& !alarm_element->repeat_count		/* must be null */
+				&& !alarm_element->repeat_interval	/* must be null */
+				&& iterator->prev == NULL)		/* only first element can be simple alarm */
 			{
-				// simple alarm
-				//add_child_node(root_node, KLB_INC_ALARM, int_to_string(alarm_element->start_offset));
+				/* simple alarm */
+				/* add_child_node(root_node, KLB_INC_ALARM, int_to_string(alarm_element->start_offset)); */
 				gchar * node_content = g_strdup_printf("%i", alarm_element->start_offset);
 				xmlNodeAddContent(simple_alarm_node, (xmlChar*) node_content);
 				if (iterator->next == NULL) {
-					// remove set advanced-alarms node if no node follows after the simple one.
+					/* remove set advanced-alarms node if no node follows after the simple one. */
 					xmlUnlinkNode(node);
 					xmlFreeNode(node);
 				}
 				g_free(node_content);
 			} else {
-				// advanced alarm
+				/* advanced alarm */
 				xmlNodePtr element_node;
 				element_node = add_child_node(node, KLB_INC_ALARM, NULL);
 
@@ -166,7 +166,7 @@ conv_incidence_i_to_k(xmlNodePtr root_node, I_incidence *i_incidence)
 					}
 				}
 
-				// common in adv. alarm
+				/* common in adv. alarm */
 				if (alarm_element->start_offset) {
 					gchar *child_content = g_strdup_printf("%i", alarm_element->start_offset);
 					add_child_node(element_node, KLBX_INC_ADV_ALARM_START_OFFSET, child_content);
@@ -192,21 +192,21 @@ conv_incidence_i_to_k(xmlNodePtr root_node, I_incidence *i_incidence)
 			iterator = iterator->next;
 		}
 		if (simple_alarm_node->children == NULL) {
-			// remove simple alarm when its not set (children == NULL)
+			/* remove simple alarm when its not set (children == NULL) */
 			xmlUnlinkNode(simple_alarm_node);
 			xmlFreeNode(simple_alarm_node);
 		}
 		g_list_free(iterator);
 	}
 
-	// recurrence
+	/* recurrence */
 	if (i_incidence->recurrence) {
 		node = add_child_node(root_node, KLB_INC_RECURRENCE, NULL);
 		recurrence_i_to_k(i_incidence->recurrence, node);
 		i_kolab_store_get_xml_nodes(i_incidence->common, (gpointer) KOLAB_STORE_PTR_INC_RECURRENCE, node);
 	}
 
-	// attendee
+	/* attendee */
 	GList *iterator;
 	iterator = i_incidence->attendee;
 
@@ -237,7 +237,7 @@ conv_incidence_i_to_k(xmlNodePtr root_node, I_incidence *i_incidence)
 				add_child_node(node, KLBC_INCIDENCE_ATTENDEE_TYPE, KLBC_INCIDENCE_ATTENDEE_TYPE_ROOM);
 				break;
 			case I_INC_CUTYPE_UNDEFINED:
-				// nothing to do (default case)
+				/* nothing to do (default case) */
 				break;
 			default:
 				g_assert(FALSE);
@@ -340,7 +340,7 @@ incidence_status_i_to_k (Incidence_status status)
 static void
 weekday_i_to_k (xmlNodePtr node, gint weekdays)
 {
-	if (!weekdays) // nothing to add => exit
+	if (!weekdays) /* nothing to add => exit */
 		return;
 	if (weekdays & I_COMMON_MONDAY)
 		add_child_node(node, KLB_INC_RCR_DAY, KLB_INC_RCR_DAY_MONDAY);
diff --git a/src/libekolabconv/main/src/kolab/priv-incidence-k-to-i.c b/src/libekolabconv/main/src/kolab/priv-incidence-k-to-i.c
index d07d112..706c76c 100644
--- a/src/libekolabconv/main/src/kolab/priv-incidence-k-to-i.c
+++ b/src/libekolabconv/main/src/kolab/priv-incidence-k-to-i.c
@@ -31,9 +31,9 @@
  * The related header file is: k-abstract.h
  */
 
-#include "priv-kolab.h" // public part of this file
+#include "priv-kolab.h"		/* public part of this file */
 #include "../util.h"
-#include <libxml/tree.h>	// XML parsing
+#include <libxml/tree.h>	/* XML parsing */
 
 /*
  * prototypes for static functions
@@ -77,14 +77,14 @@ conv_incidence_k_to_i(I_incidence *i_incidence, xmlNodePtr node, GError **error)
 	else if (*error != NULL)
 		return FALSE;
 
-	return	handle_element_string(KLB_INC_SUMMARY, &i_incidence->summary, node) ||				// summary
-		handle_element_string(KLB_INC_LOCATION, &i_incidence->location, node) ||			// location									// creator
-		handle_incidence_organizer(i_incidence, node) ||						// organizer
-		handle_element_date_or_datetime(KLB_INC_START_DATE, &i_incidence->start_date, node) ||		// start-date
-		handle_incidence_alarm(i_incidence, node) ||							// alarm
-		handle_incidence_advanced_alarm(i_incidence, node) ||						// advanced_alarm
-		handle_incidence_recurrence(i_incidence, node) ||						// recurrence
-		handle_incidence_attendee(i_incidence, node);							// attendee
+	return	handle_element_string(KLB_INC_SUMMARY, &i_incidence->summary, node) ||				/* summary */
+		handle_element_string(KLB_INC_LOCATION, &i_incidence->location, node) ||			/* location */
+		handle_incidence_organizer(i_incidence, node) ||						/* organizer */
+		handle_element_date_or_datetime(KLB_INC_START_DATE, &i_incidence->start_date, node) ||		/* start-date */
+		handle_incidence_alarm(i_incidence, node) ||							/* alarm */
+		handle_incidence_advanced_alarm(i_incidence, node) ||						/* advanced_alarm */
+		handle_incidence_recurrence(i_incidence, node) ||						/* recurrence */
+		handle_incidence_attendee(i_incidence, node);							/* attendee */
 }
 
 
@@ -241,13 +241,13 @@ handle_incidence_alarm(I_incidence *incidence, xmlNodePtr node)
 	if (strcmp ((gchar *) node->name, KLB_INC_ALARM) != 0)
 			return FALSE;
 
-	if (node->type == XML_ELEMENT_NODE) {															// Alarm_type type
+	if (node->type == XML_ELEMENT_NODE) { /* Alarm_type type */
 		Alarm *adv_alarm = new_alarm(alarm_type_k_to_i("KLBX_INC_ADV_ALARM_TYPE_DISPLAY_TEXT"));
 
-		// start_offset
+		/* start_offset */
 		handle_element_integer(KLB_INC_ALARM, &adv_alarm->start_offset, node);
 
-		// add advanced_alarm to list
+		/* add advanced_alarm to list */
 		incidence->advanced_alarm = g_list_append(incidence->advanced_alarm, (gpointer) adv_alarm);
 	}
 	return TRUE;
@@ -267,7 +267,7 @@ handle_incidence_advanced_alarm (I_incidence *incidence, xmlNodePtr node)
 	if (strcmp ((gchar *) node->name, KLBX_INC_ADV_ALARM) != 0)
 		return FALSE;
 
-	xmlNodePtr alarm_node; // used in for loop
+	xmlNodePtr alarm_node; /* used in for loop */
 	for (alarm_node = node->children; alarm_node != NULL; alarm_node = alarm_node->next) {
 		if (alarm_node->type == XML_ELEMENT_NODE) {
 
@@ -276,11 +276,11 @@ handle_incidence_advanced_alarm (I_incidence *incidence, xmlNodePtr node)
 				Alarm *adv_alarm = new_alarm(alarm_type_k_to_i(type));
 				g_free(type);
 
-				xmlNodePtr alarm_attribute; // used in for loop
+				xmlNodePtr alarm_attribute; /* used in for loop */
 				for (alarm_attribute = alarm_node->children; alarm_attribute != NULL; alarm_attribute = alarm_attribute->next) {
 
 					if (alarm_attribute->type == XML_ELEMENT_NODE) {
-						// handle advanced alarm type dependent attributes
+						/* handle advanced alarm type dependent attributes */
 						gboolean handled = FALSE;
 						if (adv_alarm->type == I_ALARM_TYPE_DISPLAY) {
 							handled  = handle_element_string(KLBX_INC_ADV_ALARM_TYPE_DISPLAY_TEXT, &adv_alarm->display_text, alarm_attribute);
@@ -296,14 +296,14 @@ handle_incidence_advanced_alarm (I_incidence *incidence, xmlNodePtr node)
 							handled |= handle_element_GList_String(KLBX_INC_ADV_ALARM_TYPE_EMAIL_ATTACHMENTS, KLBX_INC_ADV_ALARM_TYPE_EMAIL_ATTACHMENTS_ATT, &adv_alarm->email_param->attachments, alarm_attribute);
 						}
 
-						// handle advanced alarm common attributes
-						if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_START_OFFSET) == 0) {						// start_offset
+						/* handle advanced alarm common attributes */
+						if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_START_OFFSET) == 0) {					/* start_offset */
 							handle_element_integer(KLBX_INC_ADV_ALARM_START_OFFSET, &adv_alarm->start_offset, alarm_attribute);
-						} else if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_END_OFFSET) == 0) {				// end_offset
+						} else if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_END_OFFSET) == 0) {				/* end_offset */
 							handle_element_integer(KLBX_INC_ADV_ALARM_END_OFFSET, &adv_alarm->end_offset, alarm_attribute);
-						} else if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_REPEAT_COUNT) == 0) {				// repeat_count
+						} else if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_REPEAT_COUNT) == 0) {				/* repeat_count */
 							handle_element_integer(KLBX_INC_ADV_ALARM_REPEAT_COUNT, &adv_alarm->repeat_count, alarm_attribute);
-						} else if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_REPEAT_INTERVAL) == 0) {			// repeat_interval
+						} else if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_REPEAT_INTERVAL) == 0) {				/* repeat_interval */
 							handle_element_integer(KLBX_INC_ADV_ALARM_REPEAT_INTERVAL, &adv_alarm->repeat_interval, alarm_attribute);
 						} else if (strcmp ((gchar *) alarm_attribute->name, KLBX_INC_ADV_ALARM_TYPE_EMAIL_ADDRESSES) == 0) {
 						} else if (!handled)
@@ -311,7 +311,7 @@ handle_incidence_advanced_alarm (I_incidence *incidence, xmlNodePtr node)
 					}
 
 				}
-				// add advanced_alarm to list
+				/* add advanced_alarm to list */
 				incidence->advanced_alarm = g_list_append(incidence->advanced_alarm, (gpointer) adv_alarm);
 			}
 		}
@@ -484,8 +484,9 @@ handle_incidence_recurrence (I_incidence *incidence, xmlNodePtr node)
 	if (strcmp ((gchar*) node->name, KLB_INC_RECURRENCE) != 0)
 		return FALSE;
 
-	// recurrence struct ptr is expected NULL. If not, maybe the element
-	// unexpectedly occurs multiple times => warn and reassign
+	/* recurrence struct ptr is expected NULL. If not, maybe the element
+	 * unexpectedly occurs multiple times => warn and reassign
+	 */
 	if (incidence->recurrence != NULL) {
 		log_warn("multiple assignment of recurrence");
 		g_free(incidence->recurrence);
@@ -494,8 +495,8 @@ handle_incidence_recurrence (I_incidence *incidence, xmlNodePtr node)
 	incidence->recurrence = new_recurrence ();
 	incidence->recurrence->recurrence_cycle = handle_incidence_recurrence_cycle(node);
 
-	// iterate over all child elements of node an process them
-	xmlNodePtr n; // used in for loop
+	/* iterate over all child elements of node an process them */
+	xmlNodePtr n; /* used in for loop */
 	for (n = node->children; n != NULL; n = n->next) {
 		if (n->type == XML_ELEMENT_NODE) {
 			if (handle_incidence_recurrence_weekdays((guint *) &incidence->recurrence->weekdays, n)
@@ -525,7 +526,7 @@ handle_incidence_attendee(I_incidence *incidence, xmlNodePtr node)
 
 	Attendee *attendee = g_new0(Attendee, 1);
 
-	xmlNodePtr n; // used in for loop
+	xmlNodePtr n; /* used in for loop */
 	for (n = node->children; n != NULL; n = n->next) {
 		if (n->type == XML_ELEMENT_NODE) {
 			if (strcmp ((gchar *) n->name, KLB_INC_DISPLAY_NAME) == 0) {
@@ -553,7 +554,7 @@ handle_incidence_attendee(I_incidence *incidence, xmlNodePtr node)
 		}
 	}
 	xmlFree(n);
-	// add attendee to list
+	/* add attendee to list */
 	incidence->attendee = g_list_append(incidence->attendee, (gpointer) attendee);
 
 	return TRUE;
@@ -569,8 +570,8 @@ handle_incidence_organizer (I_incidence *i_incidence, xmlNodePtr node)
 {
 	if (strcmp ((gchar*) node->name, KLB_INC_ORGANIZER) != 0)
 		return FALSE;
-	// iterate over all child elements of node an process them
-	xmlNodePtr n; // used in for loop
+	/* iterate over all child elements of node an process them */
+	xmlNodePtr n; /* used in for loop */
 	for (n = node->children; n != NULL; n = n->next) {
 		if (n->type == XML_ELEMENT_NODE) {
 			if (handle_element_string(KLB_INC_DISPLAY_NAME, &i_incidence->organizer_display_name, n)
@@ -583,5 +584,3 @@ handle_incidence_organizer (I_incidence *i_incidence, xmlNodePtr node)
 	xmlFree(n);
 	return TRUE;
 }
-
-
diff --git a/src/libekolabconv/main/src/kolab/priv-kolab-preserve.c b/src/libekolabconv/main/src/kolab/priv-kolab-preserve.c
index d056840..2581ca4 100644
--- a/src/libekolabconv/main/src/kolab/priv-kolab-preserve.c
+++ b/src/libekolabconv/main/src/kolab/priv-kolab-preserve.c
@@ -105,18 +105,18 @@ i_kolab_store_get_xml_nodes(I_common *i_common, gpointer parent_ptr, xmlNodePtr
 		xmlDocPtr xml_doc = xmlReadMemory (xml_str, (int) strlen (xml_str), "kolab.xml", NULL, 0);
 
 		if (xml_doc == NULL) {
-			// Failed to parse
+			/* Failed to parse */
 			log_debug ("\nError parsing xmlSubTree: %s", xml_str);
 			continue;
 		}
 
-		xmlNodePtr node; // used in for loop
+		xmlNodePtr node; /* used in for loop */
 		for (node = xml_doc->children; node != NULL; node = node->next)
 			if (node->type == XML_ELEMENT_NODE)
 				break;
 
 
-		//Add subXmlTree node to the main xml tree node.
+		/* Add subXmlTree node to the main xml tree node. */
 		xmlAddChild (parent_node, xmlCopyNode (node, 1));
 
 		xmlFreeDoc (xml_doc);
diff --git a/src/libekolabconv/main/src/kolab/priv-kolab.h b/src/libekolabconv/main/src/kolab/priv-kolab.h
index d57b491..48f2791 100644
--- a/src/libekolabconv/main/src/kolab/priv-kolab.h
+++ b/src/libekolabconv/main/src/kolab/priv-kolab.h
@@ -38,14 +38,14 @@
 #define KOLAB_ABSTRACT_H_
 
 
-#include <glib.h>		  // GError
+#include <glib.h>		  /* GError */
 #include <libxml/tree.h>
 #include "kolab-util.h"
 #include "kolab-constants.h"
-// internal abstract structures
+/* internal abstract structures */
 #include "../structs/common.h"
 #include "../structs/incidence.h"
-// internal structures
+/* internal structures */
 #include "../structs/event.h"
 #include "../structs/task.h"
 #include "../structs/contact.h"
diff --git a/src/libekolabconv/main/src/kolab/task-i-to-k.c b/src/libekolabconv/main/src/kolab/task-i-to-k.c
index 4a89a00..105e7aa 100644
--- a/src/libekolabconv/main/src/kolab/task-i-to-k.c
+++ b/src/libekolabconv/main/src/kolab/task-i-to-k.c
@@ -23,7 +23,7 @@
  */
 
 #include "priv-kolab.h"
-#include "kolab.h" // public part of this file
+#include "kolab.h" /* public part of this file */
 #include "../util.h"
 
 /**
@@ -65,27 +65,28 @@ i_task_to_xml (const I_task *i_task) {
 	doc = xmlNewDoc(BAD_CAST "1.0");
 	root_node = xmlNewNode(NULL, BAD_CAST KLB_TASK);
 	add_property(root_node, "version", "1.0");
-	//xmlNodeSetContent(root_node, BAD_CAST "content");
+	/* xmlNodeSetContent(root_node, BAD_CAST "content"); */
 	xmlDocSetRootElement(doc, root_node);
 
 	conv_incidence_i_to_k(root_node, i_task->incidence);
 
 	if (i_task->priority >= 0 && i_task->priority <= 9) {
-		// if a detailed priority value exists and is valid
+		/* if a detailed priority value exists and is valid */
 
-		// set detailed priority
+		/* set detailed priority */
 		gchar *kcal_str = g_strdup_printf("%i", i_task->priority);
 		add_child_node (root_node, KLBX_TASK_KCAL_PRIORITY, kcal_str);
 		g_free(kcal_str);
 
-		// set normal priority from detailed priority
-		// (necessary for valid kolab standard and kontact also writes both)
+		/* set normal priority from detailed priority
+		 * (necessary for valid kolab standard and kontact also writes both)
+		 */
 		gchar *str = g_strdup_printf("%i", priority_xkcal_to_k(i_task->priority));
 		add_child_node (root_node, KLB_TASK_PRIORITY, str);
 		g_free(str);
 	}
 
-	if (i_task->completed <= 100) { // i_task->completed is unsigned therfore >= 0 is implicit
+	if (i_task->completed <= 100) { /* i_task->completed is unsigned therfore >= 0 is implicit */
 		gchar *str = g_strdup_printf("%i", i_task->completed);
 		add_child_node (root_node, KLB_TASK_COMPLETED, str);
 		g_free(str);
@@ -108,12 +109,12 @@ i_task_to_xml (const I_task *i_task) {
 
 	i_kolab_store_get_xml_nodes(i_task->incidence->common, i_task->incidence->common, root_node);
 
-	//Convert xml to a string
+	/* Convert xml to a string */
 	xmlDocDumpFormatMemoryEnc(doc, &xml_buf, &buf_size, "UTF-8", 1);
 	g_string_append(xml, (gchar*) xml_buf);
-	//log_debug("%s", (char *) xmlbuff);
+	/* log_debug("%s", (char *) xmlbuff); */
 
-	// Free associated memory.
+	/* Free associated memory. */
 
 	xmlFree(xml_buf);
 	xmlFreeDoc(doc);
@@ -136,15 +137,15 @@ conv_I_task_to_kolab_conv_mail (I_task **i_task_ptr, GError **error)
 		Kolab_conv_mail_part *mail_part;
 
 		gchar *xml = i_task_to_xml(i_task);
-		//log_debug("\n\nXml Text:\n%s",xmlText);
+		/* log_debug("\n\nXml Text:\n%s",xmlText); */
 
-		//ADD XML mailPart
+		/* ADD XML mailPart */
 		mail_part = g_new0(Kolab_conv_mail_part, 1);
 		mail_part->data = g_strdup(xml);
 		mail_part->length = strlen(xml);
 		mail_part->mime_type = g_strdup("application/x-vnd.kolab.task");
-		mail_part->name = g_strdup("kolab-common1.xml"); //Change it after adding a field in contact.h
-		//mailPart->order = 1; //Change it after adding a field in contact.h
+		mail_part->name = g_strdup("kolab-common1.xml"); /* Change it after adding a field in contact.h */
+		/* mailPart->order = 1; Change it after adding a field in contact.h */
 
 		mail_part_list = g_list_append(mail_part_list, (Kolab_conv_mail_part *)mail_part);
 
diff --git a/src/libekolabconv/main/src/kolab/task-k-to-i.c b/src/libekolabconv/main/src/kolab/task-k-to-i.c
index 01d5423..a222ca6 100644
--- a/src/libekolabconv/main/src/kolab/task-k-to-i.c
+++ b/src/libekolabconv/main/src/kolab/task-k-to-i.c
@@ -34,7 +34,7 @@
 #include <errno.h>
 #include "priv-kolab.h"
 #include "../util.h"
-#include "kolab.h" // public part of this file
+#include "kolab.h" /* public part of this file */
 
 
 /*
@@ -55,11 +55,11 @@ conv_kolab_conv_mail_to_I_task (const Kolab_conv_mail *k_task, GError **error)
 	if (*error != NULL)
 		return NULL;
 
-	// get parsed kolab XML
+	/* get parsed kolab XML */
 	I_task *i_task = new_i_task();
 	xmlDocPtr doc = util_get_kolab_xml_part(k_task, &i_task->incidence->common->kolab_attachment_store, error);
 
-	// find root node
+	/* find root node */
 	xmlNodePtr node = NULL, n;
 	for (n = doc->children; n != NULL; n = n->next)
 		if (n->type == XML_ELEMENT_NODE && strcmp ((gchar*)n->name, KLB_TASK) == 0)
@@ -90,14 +90,15 @@ conv_kolab_conv_mail_to_I_task (const Kolab_conv_mail *k_task, GError **error)
 static void
 read_task(I_task *i_task, xmlNodePtr task_node, GError **error)
 {
-	xmlNodePtr rec_ptr = NULL; // pointer used to temporarily store recurrence node
+	xmlNodePtr rec_ptr = NULL; /* pointer used to temporarily store recurrence node */
 
-	// iterate over all child elements of event_node an process them
-	xmlNodePtr node; // used in for loop
+	/* iterate over all child elements of event_node an process them */
+	xmlNodePtr node; /* used in for loop */
 	for (node = task_node->children; node != NULL; node = node->next) {
 		if (node->type == XML_ELEMENT_NODE) {
-			// save recurrence node in case recurrence has to be
-			// stored in kolabstore due to missing start_date
+			/* save recurrence node in case recurrence has to be
+			 * stored in kolabstore due to missing start_date
+			 */
 			if (strcmp ((gchar*) node->name, KLB_INC_RECURRENCE) == 0)
 				rec_ptr = node;
 
@@ -113,7 +114,7 @@ read_task(I_task *i_task, xmlNodePtr task_node, GError **error)
 			log_debug("ignored XML node with name %s", node->name);
 	}
 
-	// cannot be properly converted back from evolution when startdate is missing, therefore => kolabstore
+	/* cannot be properly converted back from evolution when startdate is missing, therefore => kolabstore */
 	if (i_task->incidence
 		&& i_task->incidence->recurrence
 		&& !i_task->incidence->start_date
@@ -126,7 +127,7 @@ read_task(I_task *i_task, xmlNodePtr task_node, GError **error)
 		i_kolab_store_add_xml_element(i_task->incidence->common, i_task->incidence->common, rec_ptr);
 	}
 
-	//TODO: Validate itask. (log warnings / create error if necessary)
+	/* TODO: Validate itask. (log warnings / create error if necessary) */
 }
 
 
@@ -142,8 +143,8 @@ read_task_element(I_task *i_task, xmlNodePtr node, GError **error)
 	else if (*error != NULL)
 		return FALSE;
 	return
-		handle_element_priority(KLB_TASK_PRIORITY, &i_task->priority, node) ||		// calculate and overwrite detailed priority from normal priority when detailed priority not set yet
-		handle_element_integer(KLBX_TASK_KCAL_PRIORITY, &i_task->priority, node) ||	// always read and overwrite detailed priority
+		handle_element_priority(KLB_TASK_PRIORITY, &i_task->priority, node) ||		/* calculate and overwrite detailed priority from normal priority when detailed priority not set yet */
+		handle_element_integer(KLBX_TASK_KCAL_PRIORITY, &i_task->priority, node) ||	/* always read and overwrite detailed priority */
 		handle_element_integer(KLB_TASK_COMPLETED, (gint*)&i_task->completed, node) ||
 		handle_element_status(i_task, node) ||
 		handle_element_date_or_datetime(KLB_TASK_DUE_DATE, &i_task->due_date, node) ||
@@ -195,12 +196,12 @@ handle_element_priority (gchar* name, gint *store, xmlNodePtr node)
 	gchar *value = xml_get_node_text(node);
 	g_debug ("**** handle_element_priority() node: %s - value: %s", node->name, value);
 	gchar *p;
-	if (*store == -1)	// already set?
+	if (*store == -1)	/* already set? */
 	{
 		errno = 0;
 		*store = priority_k_to_xkcal(strtol(value, &p, 10));
 		if (errno != 0 || *p != 0 || p == value)
-			log_warn("illegal integer value in element %s", name); //TODO error handling
+			log_warn("illegal integer value in element %s", name); /* TODO error handling */
 	}
 	return TRUE;
 }
diff --git a/src/libekolabconv/main/src/logging.h b/src/libekolabconv/main/src/logging.h
index ac74952..f437b19 100644
--- a/src/libekolabconv/main/src/logging.h
+++ b/src/libekolabconv/main/src/logging.h
@@ -46,7 +46,7 @@ void log_kolab_mail (const gchar *message, const Kolab_conv_mail *kmail);
 
 #else
 
-// discard all logging messages in the main library
+/* discard all logging messages in the main library */
 
 #define log_debug(...) do {} while(0)
 #define log_warn(...) do {} while(0)
diff --git a/src/libekolabconv/main/src/structs/common.c b/src/libekolabconv/main/src/structs/common.c
index 5f8ce96..f877a1d 100644
--- a/src/libekolabconv/main/src/structs/common.c
+++ b/src/libekolabconv/main/src/structs/common.c
@@ -71,9 +71,9 @@ void
 kolab_store_add_element(I_common *i_common, gpointer parent_ptr, gchar *xml_str, gboolean reverse_order)
 {
 	log_debug("add to kolab store: %d, %s", parent_ptr, xml_str);
-	if (i_common->kolab_store == NULL) { // initialize kolab store
-		// g_direct_hash() : key pointers are used directly as hash value
-		// keys/values are not freed automatically when replaced or removed
+	if (i_common->kolab_store == NULL) { /* initialize kolab store */
+		/* g_direct_hash() : key pointers are used directly as hash value */
+		/* keys/values are not freed automatically when replaced or removed */
 		i_common->kolab_store = g_hash_table_new(g_direct_hash, g_direct_equal);
 	}
 	GList *list = g_hash_table_lookup(i_common->kolab_store, parent_ptr);
@@ -130,14 +130,14 @@ void
 generic_g_list_free(GList **l, void (*free_func) (void **data))
 {
 	if (l && *l) {
-		GList *i = *l;				// copy of *l for iteration
+		GList *i = *l;				/* copy of *l for iteration */
 
 		do {
-			free_func(&i->data);		// free data elements in list
+			free_func(&i->data);		/* free data elements in list */
 		} while ((i = g_list_next(i)));
 
-		g_list_free(*l);			// free list nodes
-		*l = NULL;				// avoid dangling pointers
+		g_list_free(*l);			/* free list nodes */
+		*l = NULL;				/* avoid dangling pointers */
 	}
 }
 
@@ -163,14 +163,14 @@ void
 generic_g_slist_free(GSList **l, void (*free_func) (void **data))
 {
 	if (l && *l) {
-		GSList *i = *l;				// copy of *l for iteration
+		GSList *i = *l;			/* copy of *l for iteration */
 
 		do {
-			free_func(&i->data);	// free data elements in list
+			free_func(&i->data);	/* free data elements in list */
 		} while ((i = g_slist_next(i)));
 
-		g_slist_free(*l);			// free list nodes
-		*l = NULL;					// avoid dangling pointers
+		g_slist_free(*l);		/* free list nodes */
+		*l = NULL;			/* avoid dangling pointers */
 	}
 }
 
@@ -186,7 +186,7 @@ generic_g_slist_free(GSList **l, void (*free_func) (void **data))
 void
 free_primitive_data (void **data)
 {
-	// data doesn't need to be casted
+	/* data doesn't need to be casted */
 	if (data && *data) {
 		g_free(*data);
 		*data = NULL;
@@ -199,9 +199,9 @@ free_primitive_data (void **data)
 static gboolean
 free_kolab_store_elements(gpointer key, gpointer value, gpointer data)
 {
-	// keys will be freed somewhere else
-	key = NULL;  	// to supress compiler warnings
-	data = NULL;	// to supress compiler warnings
+	/* keys will be freed somewhere else */
+	key = NULL;  	/* to supress compiler warnings */
+	data = NULL;	/* to supress compiler warnings */
 
 	generic_g_list_free ((GList**) &value, free_primitive_data);
 	return TRUE;
@@ -227,7 +227,7 @@ void
 free_i_common (I_common **i_common)
 {
 	if (i_common && *i_common) {
-		I_common *ic = *i_common; // local copy for readability
+		I_common *ic = *i_common; /* local copy for readability */
 		G_STRING_FREE (ic->product_id);
 		G_STRING_FREE (ic->uid);
 		G_STRING_FREE (ic->body);
@@ -236,7 +236,7 @@ free_i_common (I_common **i_common)
 		free_date_or_datetime (&ic->last_modified_datetime);
 		g_free(ic->vtimezone);
 
-		g_list_free(ic->kolab_attachment_store); // no need to free content (must be freed outside of the library)
+		g_list_free(ic->kolab_attachment_store); /* no need to free content (must be freed outside of the library) */
 		ic->kolab_attachment_store = NULL;
 
 		generic_g_list_free (&ic->link_attachments, free_primitive_data);
@@ -303,7 +303,7 @@ print_date_or_datetime (const Date_or_datetime *dodt, const gchar *caption)
 	
 	if (dodt) {
 		if (dodt->date)
-			//log_debug("%s", convertGDateToString( dateOrDateTime->date));
+			/* log_debug("%s", convertGDateToString( dateOrDateTime->date)); */
 			log_debug("\n\t Date: %d-%d-%d", (dodt->date)->year,
 					(dodt->date)->month, (dodt->date)->day);
 		else if (dodt->date_time) {
@@ -329,18 +329,18 @@ print_i_common (const I_common *common)
 	if (common->categories != NULL)
 		log_debug ("\nCategories: %s", (common->categories)->str);
 	if (common->creation_datetime != NULL)
-		//log_debug("\nCreationDate: %d-%d-%d", (common->creation_datetime->date)->year, (common->creation_datetime->date)->month, (common->creation_datetime->date)->day);
+		/* log_debug("\nCreationDate: %d-%d-%d", (common->creation_datetime->date)->year, (common->creation_datetime->date)->month, (common->creation_datetime->date)->day); */
 		print_date_or_datetime (common->creation_datetime, "CreationDate");
 	if (common->last_modified_datetime != NULL) {
 		print_date_or_datetime (common->last_modified_datetime, "last_modified_datetime");
 	}
-	//if (common->sensitivity)
+	/* if (common->sensitivity) */
 	log_debug ("\nSensitivity: %d", common->sensitivity);
 
-//	print_kolab_store (common);
+	/* print_kolab_store (common); */
 	print_kolab_attachment_store (common);
 	print_evolution_store (common);
-//	print_extended_evolution_store (common);
+	/* print_extended_evolution_store (common); */
 
 }
 
diff --git a/src/libekolabconv/main/src/structs/common.h b/src/libekolabconv/main/src/structs/common.h
index cedf37c..ffd1ce4 100644
--- a/src/libekolabconv/main/src/structs/common.h
+++ b/src/libekolabconv/main/src/structs/common.h
@@ -47,11 +47,11 @@
 #define KOLAB_STORE_PTR_INC_RECURRENCE 1002
 
 
-// convenience macros for calling specialized free functions
+/* convenience macros for calling specialized free functions */
 #define     G_STRING_FREE(x)    if ((x) != NULL) g_string_free ((x), 1)
 #define     G_DATE_FREE(x)    	if ((x) != NULL) g_date_free (x)
-// G_LIST_FREE(x) has been replaced by generic_g_list_free()
-//#define     G_LIST_FREE(x)    	if ((x) != NULL) g_list_free (x)
+/* G_LIST_FREE(x) has been replaced by generic_g_list_free() */
+/* #define     G_LIST_FREE(x)    	if ((x) != NULL) g_list_free (x) */
 
 
 
@@ -120,10 +120,10 @@ typedef struct{
 	  Date_or_datetime *last_modified_datetime;
 	  Sensitivity sensitivity;
 
-	  // help variable for html parsing, written and true by kontact when html parsing needed
+	  /* help variable for html parsing, written and true by kontact when html parsing needed */
 	  gboolean is_html_richtext;
 
-	  // KPilot synchronization stuff
+	  /* KPilot synchronization stuff */
 	  gboolean has_pilot_sync_id;
 	  gboolean has_pilot_sync_status;
 	  gulong pilot_sync_id;
@@ -137,14 +137,14 @@ typedef struct{
 	   */
 	  GHashTable *kolab_store;
 
-	  GList *kolab_attachment_store; //hidden & inline attachments of type Kolab_conv_mail_part
+	  GList *kolab_attachment_store;	/* hidden & inline attachments of type Kolab_conv_mail_part */
 	  
-	  GList *inline_attachment_names; // elements of type gchar*; names of the kolab_attachment_store elements which are inline and not hidden attachments
+	  GList *inline_attachment_names;	/* elements of type gchar*; names of the kolab_attachment_store elements which are inline and not hidden attachments */
 	  
-	  GList *link_attachments; // list of gchar* URLs
+	  GList *link_attachments;		/* list of gchar* URLs */
 
-  	  gchar *evolution_store; 			//elements of type char*
-	  gchar *vtimezone; 				// complete ICalendar VTIMEZONE block
+  	  gchar *evolution_store; 		/* elements of type char* */
+	  gchar *vtimezone; 			/* complete ICalendar VTIMEZONE block */
 } I_common;
 
 
@@ -166,8 +166,8 @@ void free_i_common (I_common **icommon);
 void free_date_or_datetime (Date_or_datetime **dt);
 void free_evolution_field(Evolution_field **e_field);
 
-//void free_timezone (I_timezone **);
-//void free_timezone_date (I_timezone_date **);
+/* void free_timezone (I_timezone **); */
+/* void free_timezone_date (I_timezone_date **); */
 
 /*
  *
diff --git a/src/libekolabconv/main/src/structs/contact.c b/src/libekolabconv/main/src/structs/contact.c
index 15d8ac9..e4cbc59 100644
--- a/src/libekolabconv/main/src/structs/contact.c
+++ b/src/libekolabconv/main/src/structs/contact.c
@@ -162,7 +162,7 @@ free_i_contact (I_contact **i_contact)
 		G_DATE_FREE (ic->birthday);
 		G_DATE_FREE (ic->anniversary);
 
-//		G_STRING_FREE (ic->picture_name);
+		/* G_STRING_FREE (ic->picture_name); */
 
 		kolabconv_free_kmail_part((void **) &ic->photo);
 
@@ -179,7 +179,7 @@ free_i_contact (I_contact **i_contact)
 
 
 
-//	--------------------------- functions for debugging ------------------------------
+/* --------------------------- functions for debugging ------------------------------ */
 
 /**
  * print data structure (for debugging)
@@ -292,7 +292,7 @@ append_emails(gpointer element_ptr, gpointer data)
 	Email *email = element_ptr;
 	GString *out = data;
 	g_string_append(out, "email:\n");
-//	append_str(out, "  display_name", email->display_name);
+	/* append_str(out, "  display_name", email->display_name); */
 	append_str(out, "  smtp_address", email->smtp_address);
 }
 
@@ -303,7 +303,7 @@ append_emails(gpointer element_ptr, gpointer data)
 void
 print_contact (I_contact *c)
 {
-	//log_debug ("\nPrinting contact object: \n");
+	/* log_debug ("\nPrinting contact object: \n"); */
 
 	GString *out = g_string_sized_new(50);
 
diff --git a/src/libekolabconv/main/src/structs/contact.h b/src/libekolabconv/main/src/structs/contact.h
index aa11fbc..0ece58c 100644
--- a/src/libekolabconv/main/src/structs/contact.h
+++ b/src/libekolabconv/main/src/structs/contact.h
@@ -40,24 +40,24 @@
  */
 typedef enum {
 	ICONTACT_PHONE_TYPE_NULL = 0,
-	ICONTACT_PHONE_ASSISTANT,	// 1
-	ICONTACT_PHONE_BUSINESS_1,	// 2
-	ICONTACT_PHONE_BUSINESS_2,	// 3
-	ICONTACT_PHONE_BUSINESS_FAX,// 4
-	ICONTACT_PHONE_CALLBACK,	// 5
-	ICONTACT_PHONE_CAR,			// 6
-	ICONTACT_PHONE_COMPANY,		// 7
-	ICONTACT_PHONE_HOME_1,		// 8
-	ICONTACT_PHONE_HOME_2,		// 9
-	ICONTACT_PHONE_HOME_FAX,	// 10
-	ICONTACT_PHONE_ISDN,		// 11
-	ICONTACT_PHONE_MOBILE,		// 12
-	ICONTACT_PHONE_OTHER,		// 13
-	ICONTACT_PHONE_PAGER,		// 14
-	ICONTACT_PHONE_PRIMARY,		// 15
-	ICONTACT_PHONE_RADIO,		// 16
-	ICONTACT_PHONE_TELEX,		// 17
-	ICONTACT_PHONE_TTYTDD		// 18
+	ICONTACT_PHONE_ASSISTANT,	/* 01 */
+	ICONTACT_PHONE_BUSINESS_1,	/* 02 */
+	ICONTACT_PHONE_BUSINESS_2,	/* 03 */
+	ICONTACT_PHONE_BUSINESS_FAX,	/* 04 */
+	ICONTACT_PHONE_CALLBACK,	/* 05 */
+	ICONTACT_PHONE_CAR,		/* 06 */
+	ICONTACT_PHONE_COMPANY,		/* 07 */
+	ICONTACT_PHONE_HOME_1,		/* 08 */
+	ICONTACT_PHONE_HOME_2,		/* 09 */
+	ICONTACT_PHONE_HOME_FAX,	/* 10 */
+	ICONTACT_PHONE_ISDN,		/* 11 */
+	ICONTACT_PHONE_MOBILE,		/* 12 */
+	ICONTACT_PHONE_OTHER,		/* 13 */
+	ICONTACT_PHONE_PAGER,		/* 14 */
+	ICONTACT_PHONE_PRIMARY,		/* 15 */
+	ICONTACT_PHONE_RADIO,		/* 16 */
+	ICONTACT_PHONE_TELEX,		/* 17 */
+	ICONTACT_PHONE_TTYTDD		/* 18 */
 } Icontact_phone_type;
 
 /*
@@ -139,14 +139,14 @@ typedef struct {
 	GDate   *birthday;
 	GDate   *anniversary;
 
-//	GString *picture_name; // Name of the kolab attachment which contains the picture
+	/* GString *picture_name; Name of the kolab attachment which contains the picture */
 	Kolab_conv_mail_part *photo;
 
-	GList *phone_numbers; 			// elements of type "phone_number"
-	GList *emails;					// elements of type "Email"
-	GList *addresses; 				// elements of type "Address"
+	GList *phone_numbers; 			/* elements of type "phone_number" */
+	GList *emails;				/* elements of type "Email" */
+	GList *addresses; 			/* elements of type "Address" */
 
-	GList *custom_list;				// elements of type "Custom"
+	GList *custom_list;			/* elements of type "Custom" */
 
 	#define DEGREE_NOT_SET -999
 	gdouble latitude;
diff --git a/src/libekolabconv/main/src/structs/event.h b/src/libekolabconv/main/src/structs/event.h
index 9d47261..4ae5f13 100644
--- a/src/libekolabconv/main/src/structs/event.h
+++ b/src/libekolabconv/main/src/structs/event.h
@@ -41,13 +41,13 @@ typedef enum {
 typedef struct {
 	I_incidence *incidence;
 
-	Show_time_as show_time_as;			//default busy
-	Date_or_datetime *end_date;		//default not present
+	Show_time_as show_time_as;		/* default busy */
+	Date_or_datetime *end_date;		/* default not present */
 
 	/*
 	 * <show-time-as>(string, default busy)</show-time-as>
-     * <color-label>(string, default none)</color-label>
-     * <end-date>(date or datetime, default not present)</end-date>
+	 * <color-label>(string, default none)</color-label>
+	 * <end-date>(date or datetime, default not present)</end-date>
 	 */
 } I_event;
 
diff --git a/src/libekolabconv/main/src/structs/incidence.c b/src/libekolabconv/main/src/structs/incidence.c
index b17a7f8..ef1b3ef 100644
--- a/src/libekolabconv/main/src/structs/incidence.c
+++ b/src/libekolabconv/main/src/structs/incidence.c
@@ -102,7 +102,7 @@ free_alarm (void **data)
 	if (data && *data) {
 		Alarm *alm = (Alarm *)*data;
 
-		// optional !!! to check
+		/* optional !!! to check */
 		if (alm->type == I_ALARM_TYPE_DISPLAY && alm->display_text!=NULL) {
 			G_STRING_FREE (alm->display_text);
 		} else if (alm->type == I_ALARM_TYPE_AUDIO && alm->audio_file!=NULL) {
@@ -130,13 +130,13 @@ free_recurrence (Recurrence **recurrence)
 
 		if (re->range_date!=NULL)
 			g_date_free (re->range_date);
-			// g_free (re->range_date);
+			/* g_free (re->range_date); */
 
 		if (re->range_number!=NULL)
 			g_free (re->range_number);
 
-		// TODO Free exclusion list.
-		//generic_g_list_free (&re->exclusion, (void (*) (void **)) free_date_or_datetime);
+		/* TODO Free exclusion list. */
+		/* generic_g_list_free (&re->exclusion, (void (*) (void **)) free_date_or_datetime); */
 
 		g_free(re);
 		*recurrence = NULL;
@@ -299,7 +299,7 @@ print_recurrence (const Recurrence *recurrence)
 			log_debug ("\n\tDay Number: %d", recurrence->day_number);
 		if (recurrence->month != I_COMMON_MONTH_NULL)
 			log_debug ("\n\tMonth: %d", recurrence->month);
-		//log_debug ("\n\tRange: %s", convRangeTypeToString (recurrence));
+		/* log_debug ("\n\tRange: %s", convRangeTypeToString (recurrence)); */
 		if (recurrence->exclusion)
 			print_exclusion (recurrence->exclusion);
 	} else
diff --git a/src/libekolabconv/main/src/structs/incidence.h b/src/libekolabconv/main/src/structs/incidence.h
index 5d8a5e6..c83fc3e 100644
--- a/src/libekolabconv/main/src/structs/incidence.h
+++ b/src/libekolabconv/main/src/structs/incidence.h
@@ -69,30 +69,30 @@ typedef enum {
 } Alarm_type;
 
 typedef struct{
-	GString *display_name;			//default ""
-	GString *smtp_address;			//default ""
-	Incidence_status status;				//no default
-	gboolean request_response;		//default true
-	gboolean invitation_sent;		//default true
-	Incidence_role role;					//default "required"
+	GString *display_name;			/* default "" */
+	GString *smtp_address;			/* default "" */
+	Incidence_status status;		/* no default */
+	gboolean request_response;		/* default true */
+	gboolean invitation_sent;		/* default true */
+	Incidence_role role;			/* default "required" */
 	Incidence_cutype cutype;
 } Attendee;
 
 typedef struct{
-	Recurrence_cycle recurrence_cycle;	//enum Recurrence_cycle
-	gint interval;						//default 1
+	Recurrence_cycle recurrence_cycle;	/* enum Recurrence_cycle */
+	gint interval;				/* default 1 */
 
 	/** Bitfield which combines values of RecurrenceDay enumeration
 	 * can hold values from 0 (no day set) to 127 (all seven days set) */
 	gint weekdays;
-	gint day_number;						//no default
-	Month month;				//no default
+	gint day_number;			/* no default */
+	Month month;				/* no default */
 
-	// at least one of range_date and range_number must be null.
+	/* at least one of range_date and range_number must be null. */
 	GDate *range_date;
 	gint *range_number;
 
-	GList *exclusion;					//no default, List of GDate
+	GList *exclusion;			/* no default, List of GDate */
 } Recurrence;
 
 typedef struct{
@@ -101,42 +101,42 @@ typedef struct{
 } Proc_param;
 
 typedef struct{
-	GList *addresses;	//Elements of type GString containing email addresses
+	GList *addresses;	/* Elements of type GString containing email addresses */
 	GString *subject;
 	GString *mail_text;
-	GList *attachments;	//Elements of type GString containing attachments
+	GList *attachments;	/* Elements of type GString containing attachments */
 } Email_param;
 
 
 typedef struct{
 	Alarm_type type;
-	// TODO: Incidence: enabled?
-	gint start_offset; 	//to set how many minutes from the event beginning the alarm
-				//should trigger, it's relative so negative values are allowed;
-	gint end_offset;		//to set how many minutes from the event end the alarm should
-				//trigger, it's relative so negative values are allowed;
-	gint repeat_count;	//to set how many times an alarm should be repeated after the first time it got triggered;
-	gint repeat_interval;	//to set the amount of time between to repetition of the alarm.
-
-	// I_INC_ROLE_OPTIONAL Fields
-	GString *display_text;	//Applicable when type is "display"
-	GString *audio_file;	//Applicable when type is "audio"
-	Proc_param *proc_param;	//Applicable when type is "procedure"
-	Email_param *email_param;	//Applicable when type is "email"
+	/* TODO: Incidence: enabled? */
+	gint start_offset; 	/* to set how many minutes from the event beginning the alarm */
+				/* should trigger, it's relative so negative values are allowed; */
+	gint end_offset;	/* to set how many minutes from the event end the alarm should */
+				/* trigger, it's relative so negative values are allowed; */
+	gint repeat_count;	/* to set how many times an alarm should be repeated after the first time it got triggered; */
+	gint repeat_interval;	/* to set the amount of time between to repetition of the alarm. */
+
+	/* I_INC_ROLE_OPTIONAL Fields */
+	GString *display_text;	/* Applicable when type is "display" */
+	GString *audio_file;	/* Applicable when type is "audio" */
+	Proc_param *proc_param;	/* Applicable when type is "procedure" */
+	Email_param *email_param;	/* Applicable when type is "email" */
 } Alarm;
 
 typedef struct{
 	I_common *common;
 
-	GString *summary; 					//default ""
-	GString *location; 					//default ""
-	GString *organizer_display_name;	//default ""
-	GString *organizer_smtp_address;	//default ""
-	Date_or_datetime *start_date;		//default not present
-	GList *advanced_alarm;				//elements of type Alarm, simple alarm is also mapped to adv. alarm and converted back
+	GString *summary; 			/* default "" */
+	GString *location; 			/* default "" */
+	GString *organizer_display_name;	/* default "" */
+	GString *organizer_smtp_address;	/* default "" */
+	Date_or_datetime *start_date;		/* default not present */
+	GList *advanced_alarm;			/* elements of type Alarm, simple alarm is also mapped to adv. alarm and converted back */
 
 	Recurrence *recurrence;
-	GList * attendee;					//List of type Attendee
+	GList * attendee;			/* List of type Attendee */
 } I_incidence;
 
 /*
diff --git a/src/libekolabconv/main/src/structs/note.h b/src/libekolabconv/main/src/structs/note.h
index 856067c..41012e9 100644
--- a/src/libekolabconv/main/src/structs/note.h
+++ b/src/libekolabconv/main/src/structs/note.h
@@ -34,7 +34,7 @@
  */
 typedef struct {
 	I_common 	*common;
-	GString 	*summary;	//default empty
+	GString 	*summary;	/* default empty */
 } I_note;
 
 /*
diff --git a/src/libekolabconv/main/src/structs/task.h b/src/libekolabconv/main/src/structs/task.h
index a292430..692784f 100644
--- a/src/libekolabconv/main/src/structs/task.h
+++ b/src/libekolabconv/main/src/structs/task.h
@@ -38,14 +38,15 @@ typedef enum {
 typedef struct {
 	I_incidence *incidence;
 
-	// x-kcal-priority (detailed 0-9) saved in priority and normal priority (1-5)
-	// will be calculated from it when writing xml
+	/* x-kcal-priority (detailed 0-9) saved in priority and normal priority (1-5)
+	 * will be calculated from it when writing xml
+	 */
 	gint priority;
 
-	guint completed;			// default 0
-	Task_status status;			// default not-started
-	Date_or_datetime *due_date;	// default not present
-	time_t *completed_datetime;	// default: NULL
+	guint completed;		/* default 0 */
+	Task_status status;		/* default not-started */
+	Date_or_datetime *due_date;	/* default not present */
+	time_t *completed_datetime;	/* default: NULL */
 } I_task;
 
 I_task *new_i_task (void);
diff --git a/src/libekolabconv/main/src/util.c b/src/libekolabconv/main/src/util.c
index 0d1d00d..e947308 100644
--- a/src/libekolabconv/main/src/util.c
+++ b/src/libekolabconv/main/src/util.c
@@ -45,61 +45,61 @@
  */
 gchar **str_split(const gchar *str, const gchar *delim)
 {
-	const gchar *head = str;			// pointer to start of substring
-	size_t l = 0;				// length of current token
-	size_t n_delim = strlen(delim) - 1;	// last element of delimiter
+	const gchar *head = str;		/* pointer to start of substring */
+	size_t l = 0;				/* length of current token */
+	size_t n_delim = strlen(delim) - 1;	/* last element of delimiter */
 
-	guint buf_chunk = 16;			// number of tokens per allocation
-	guint buf_size = 0;			// size of currently allocated memory
-	guint tokc = 0;				// token counter
+	guint buf_chunk = 16;			/* number of tokens per allocation */
+	guint buf_size = 0;			/* size of currently allocated memory */
+	guint tokc = 0;				/* token counter */
 
-	gint is_tok = 0;				// true if end of token is reached
+	gint is_tok = 0;			/* true if end of token is reached */
 
-	gchar **tokens = NULL;			// result array of string tokens
+	gchar **tokens = NULL;			/* result array of string tokens */
 
 	while (1) {
 
-		// detect and skip delimiter
+		/* detect and skip delimiter */
 		guint i;
 		for (i = 0; i <= n_delim; ++i) {
 			if (str[i] != delim[i])
-				break;		// no delimiter
+				break;		/* no delimiter */
 
-			if (i == n_delim)	// delimiter found
+			if (i == n_delim)	/* delimiter found */
 				is_tok = 1;
 		}
 
-		// handle current token
-		if (is_tok || *str == '\0') { // end of current token
-			// allocate new memory if neccessary
-			if (tokc + 1 >= buf_size) { // +1 for terminating NULL pointer
+		/* handle current token */
+		if (is_tok || *str == '\0') { /* end of current token */
+			/* allocate new memory if neccessary */
+			if (tokc + 1 >= buf_size) { /* +1 for terminating NULL pointer */
 				buf_size += buf_chunk;
 				tokens = realloc(tokens, sizeof(gchar*) * buf_size);
 			}
 
-			// copy current token
+			/* copy current token */
 			tokens[tokc] = malloc(sizeof(gchar)*l + 1);
 			if (l) memcpy(tokens[tokc], head, sizeof(gchar) * l);
 			tokens[tokc][l] = '\0';
 
 			++tokc;
 
-			// end of input string
+			/* end of input string */
 			if (*str == '\0')
 				break;
 
-			// reset for new token
+			/* reset for new token */
 			l = 0;
 			str += n_delim + 1;
 			head = str;
 			is_tok = 0;
-		} else { // inside current token,
-			++str;	// next character
+		} else { /* inside current token, */
+			++str;	/* next character */
 			++l;
 		}
 	}
 
-	// append terminating NULL pointer
+	/* append terminating NULL pointer */
 	tokens[tokc] = NULL;
 
     return tokens;
@@ -112,9 +112,9 @@ void free_str_tokens(char **tok)
 {
 	gint i;
 	for (i = 0; tok[i]; ++i)
-		free(tok[i]);	// free single tokens
+		free(tok[i]);	/* free single tokens */
 
-	free(tok);		// free array of tokens
+	free(tok);		/* free array of tokens */
 }
 gchar*
 trim_all_spaces (gchar* str)
@@ -231,7 +231,7 @@ clone_kolab_conv_mail_part(Kolab_conv_mail_part *mpart)
 
 
 
-//TODO: Work on array directly and do not create a list; remove this operation when done.
+/* TODO: Work on array directly and do not create a list; remove this operation when done. */
 GList*
 klb_conv_mail_to_g_list (const Kolab_conv_mail* klb_mail)
 {
@@ -265,14 +265,15 @@ time_t
 time_gm(struct tm *tm)
 {
 	return timegm(tm);
-	//TRICKY: more portable code of the above line increases the number of
-	//        instructions for the unit tests by ca the factor of 2.2.
-	//        If you get problems with porting the code, it could be helpful
-	//        to replace the line above by the code below.
-
-	/* portable version of BSD timegm(). cf. manpage for timegm():
+	/* TRICKY: more portable code of the above line increases the number of
+	 *         instructions for the unit tests by ca the factor of 2.2.
+	 *         If you get problems with porting the code, it could be helpful
+	 *         to replace the line above by the code below.
+	 */
 
+	/* portable version of BSD timegm(). cf. manpage for timegm(): */
 
+#if 0
 	time_t ret;
 	char *tz;
 
@@ -286,5 +287,5 @@ time_gm(struct tm *tm)
 		unsetenv("TZ");
 	tzset();
 	return ret;
-	*/
+#endif
 }
diff --git a/src/libekolabconv/test/src/email-parser.c b/src/libekolabconv/test/src/email-parser.c
index 01e8e44..b8bb686 100644
--- a/src/libekolabconv/test/src/email-parser.c
+++ b/src/libekolabconv/test/src/email-parser.c
@@ -28,11 +28,11 @@
 #include "../../main/src/util.h"
 
 
-//########################################INTERNAL METHODS########################################
+/* ########################################INTERNAL METHODS######################################## */
 
 
 typedef struct {
-	GList *g_mime_objects; //GMimeObject *body;
+	GList *g_mime_objects; /* GMimeObject *body; */
 } g_mime_objects_data;
 
 
@@ -45,7 +45,7 @@ write_email_to_disk (GMimeMessage *message, const char *folder_name)
 	char email_file_name[50];
 
 	strcpy (email_file_name, folder_name);
-	//strcat(emailFileName, "generatedEmail.txt");
+	/* strcat(emailFileName, "generatedEmail.txt"); */
 
 	fp = fopen (email_file_name, "w");
 
@@ -69,7 +69,7 @@ find_email_attachments (GMimeObject *parent, GMimeObject *part, gpointer user_da
 	(void)parent;
 	
 	g_mime_objects_data *data = user_data;
-	//if (( parent->content_type->content type is text/plain or text/html) and	(it's not an attachment))
+	/* if (( parent->content_type->content type is text/plain or text/html) and	(it's not an attachment)) */
 	data->g_mime_objects = g_list_append (data->g_mime_objects, (GMimeObject *) part);
 }
 
@@ -90,15 +90,15 @@ decode_base64_image_string (gchar *str, ssize_t len, gint *image_length)
 static void
 remove_extra_chars_after_xml_end_tag(gchar *xml_data, gchar *end_tag)
 {
-	gchar *ptr_to_last_tag = strstr(xml_data, end_tag); // set pointer to first char of end tag
+	gchar *ptr_to_last_tag = strstr(xml_data, end_tag); /* set pointer to first char of end tag */
 	gint index_to_start_of_last_tag;
 
-	// if tag not found, it's the wrong tag and do nothing
+	/* if tag not found, it's the wrong tag and do nothing */
 	if (ptr_to_last_tag != NULL) {
 		index_to_start_of_last_tag = ptr_to_last_tag-xml_data;
-		//log_debug("\na= %d, %s", indexToStartOfLastTag, ptrToLastTag);
+		/* log_debug("\na= %d, %s", indexToStartOfLastTag, ptrToLastTag); */
 		xml_data[index_to_start_of_last_tag+strlen(end_tag)] = '\0';
-		//log_debug("\na= %d, %s", indexToStartOfLastTag, ptrToLastTag);
+		/* log_debug("\na= %d, %s", indexToStartOfLastTag, ptrToLastTag); */
 	}
 }
 
@@ -114,7 +114,7 @@ static gchar
      *text_length = g_mime_encoding_quoted_decode_step((guchar*) str, len,
                              (guchar*) text_data, &state, &save);
 
-     // case analysis workaround for (contact, task, event and note), function does not remove anything if tag not found
+     /* case analysis workaround for (contact, task, event and note), function does not remove anything if tag not found */
      remove_extra_chars_after_xml_end_tag(text_data, CONTACT_CLOSING_TAG);
      remove_extra_chars_after_xml_end_tag(text_data, TASK_CLOSING_TAG);
      remove_extra_chars_after_xml_end_tag(text_data, EVENT_CLOSING_TAG);
@@ -147,12 +147,12 @@ get_content_from_g_mime_object (GMimeObject *g_mime_obj, gint *image_length)
 
 	if (((GMimePart*) g_mime_obj)->content->encoding == GMIME_CONTENT_ENCODING_BASE64) {
 		image_buf = decode_base64_image_string (file_buf, stream_size, image_length);
-		//write_binary_file("picture.png", outbuf, imageLength); //streamSize);
+		/* write_binary_file("picture.png", outbuf, imageLength); */ /* streamSize); */
 		g_free(file_buf);
 		return image_buf;
 	} else if (((GMimePart*)g_mime_obj)->content->encoding == GMIME_CONTENT_ENCODING_QUOTEDPRINTABLE) {
 		image_buf = quoted_printable_to_string(file_buf, image_length);
-		//write_binary_file("picture.png", outbuf, imageLength); //streamSize);
+		/* write_binary_file("picture.png", outbuf, imageLength); */ /* streamSize); */
 		g_free(file_buf);
 		return image_buf;
 	} else {
@@ -197,10 +197,10 @@ add_klb_mail_list_to_g_mime_message (GMimeMessage *message, const GList* klb_mai
 			content = g_mime_data_wrapper_new_with_stream (stream, GMIME_CONTENT_ENCODING_DEFAULT);
 			g_object_unref (stream);
 
-			//Add base 64 encoding for image types as we want to write image data in base64 format
-//			if (strcmp (kolabconvMailPart->mime_type, "image/png") == 0) {
+			/* Add base 64 encoding for image types as we want to write image data in base64 format */
+			/* if (strcmp (kolabconvMailPart->mime_type, "image/png") == 0) { */
 			g_mime_part_set_content_encoding (mime_part, GMIME_CONTENT_ENCODING_BASE64);
-//			}
+			/* } */
 
 			/* set the content object on the new mime part */
 			g_mime_part_set_content_object (mime_part, content);
@@ -216,7 +216,7 @@ add_klb_mail_list_to_g_mime_message (GMimeMessage *message, const GList* klb_mai
 			iterator = iterator->next;
 
 			g_strfreev (tokens);
-			// TODO: put following 3 frees in one function in kolab-conv.c and call this one also from kolabconv_free_kmail(...)
+			/* TODO: put following 3 frees in one function in kolab-conv.c and call this one also from kolabconv_free_kmail(...) */
 			g_free(klb_mail_part->name);
 			g_free(klb_mail_part->mime_type);
 			g_free(klb_mail_part->data);
@@ -224,7 +224,7 @@ add_klb_mail_list_to_g_mime_message (GMimeMessage *message, const GList* klb_mai
 		}
 
 		/* now append the message's toplevel part to our multipart */
-		//g_mime_multipart_add (multipart, message->mime_part);
+		/* g_mime_multipart_add (multipart, message->mime_part); */
 
 		/* now replace the message's toplevel mime part with our new multipart */
 		g_mime_message_set_mime_part (message, (GMimeObject *) multipart);
@@ -233,7 +233,7 @@ add_klb_mail_list_to_g_mime_message (GMimeMessage *message, const GList* klb_mai
 
 }
 
-//########################################PUBLIC INTERFACE########################################
+/* ########################################PUBLIC INTERFACE######################################## */
 
 #if 0
 void
@@ -243,7 +243,7 @@ g_mime_read_email (gchar *email_file_name)
 	GMimeStream *main_email_stream = NULL;
 	GMimeParser *mime_parser = NULL;
 	GMimeMessage *mime_message = NULL;
-	//ssize_t streamSize;
+	/* ssize_t streamSize; */
 	g_mime_objects_data g_mime_obj_data;
 	GList *iterator = NULL;
 	GMimeObject *g_mime_obj;
@@ -257,15 +257,15 @@ g_mime_read_email (gchar *email_file_name)
 	/* initialize GMime */
 	g_mime_init (0);
 
-	//Associate GMimeStream tp the file object
-	//stream = g_mime_stream_file_new ( fp );
+	/* Associate GMimeStream tp the file object */
+	/* stream = g_mime_stream_file_new ( fp ); */
 	main_email_stream = g_mime_stream_fs_new (dup (fileno (fp)));
 
-	//Assign a mimeParser to the stream to read it eaisly.
+	/* Assign a mimeParser to the stream to read it eaisly. */
 	mime_parser = g_mime_parser_new_with_stream (main_email_stream);
 
 	printf ("\n*****************STEP 1: Get Main Message**********************************\n");
-	//Use mimeParser to get the message part of mimeStream and print a sample e.g. From:
+	/* Use mimeParser to get the message part of mimeStream and print a sample e.g. From: */
 	mime_message = g_mime_parser_construct_message (mime_parser);
 	printf ("\nMime Message: Email sent From = %s", mime_message->from);
 	printf ("\nMime Message: Subject = %s", mime_message->subject);
@@ -274,7 +274,7 @@ g_mime_read_email (gchar *email_file_name)
 
 	printf (
 			"\n\n\n*****************STEP 2: Get all Parts of Message (Attachments)**********************************\n");
-	//Using the constructed mimeMessge get all attachments
+	/* Using the constructed mimeMessge get all attachments */
 	g_mime_obj_data.g_mime_objects = NULL;
 	g_mime_message_foreach (mime_message, (GMimeObjectForeachFunc) find_email_attachments,
 			&g_mime_obj_data);
@@ -284,7 +284,7 @@ g_mime_read_email (gchar *email_file_name)
 	printf (
 			"\n\n\n*****************STEP 3: Loop through all Attachments**********************************\n");
 	while (iterator != NULL) {
-		//Get the first GMimeObject
+		/* Get the first GMimeObject */
 		g_mime_obj = ((GMimeObject *) iterator->data);
 
 		printf ("\nAttachment #%d", (i + 1));
@@ -334,7 +334,7 @@ read_kolab_email_file(const gchar *filename, GError** error) {
 	GMimeStream *main_email_stream = NULL;
 	GMimeParser *mime_parser = NULL;
 	GMimeMessage *mime_message = NULL;
-	//ssize_t streamSize;
+	/* ssize_t streamSize; */
 	g_mime_objects_data g_mime_obj_data;
 	GMimeObject *g_mime_obj;
 	FILE *fp = NULL;
@@ -348,32 +348,32 @@ read_kolab_email_file(const gchar *filename, GError** error) {
 	/* initialize GMime */
 	g_mime_init (0);
 
-	//Associate GMimeStream tp the file object
+	/* Associate GMimeStream tp the file object */
 	main_email_stream = g_mime_stream_fs_new (dup (fileno (fp)));
 
-	//Assign a mimeParser to the stream to read it eaisly.
+	/* Assign a mimeParser to the stream to read it eaisly. */
 	mime_parser = g_mime_parser_new_with_stream (main_email_stream);
 
-	//Use mimeParser to get the message part of mimeStream and print a sample e.g. From:
+	/* Use mimeParser to get the message part of mimeStream and print a sample e.g. From: */
 	mime_message = g_mime_parser_construct_message (mime_parser);
 
-	//Using the constructed mimeMessge get all attachments
+	/* Using the constructed mimeMessge get all attachments */
 	g_mime_obj_data.g_mime_objects = NULL;
 	g_mime_message_foreach (mime_message, find_email_attachments, &g_mime_obj_data);
 
 	iterator = g_mime_obj_data.g_mime_objects;
 
 	while (iterator != NULL) {
-		//Get the first GMimeObject
+		/* Get the first GMimeObject */
 		g_mime_obj = ((GMimeObject *) iterator->data);
 		gchar *type = g_mime_obj->content_type->type;
-		//printf("\na %s, %s", gMimeObj->content_type->type, gMimeObj->content_type->subtype);
+		/* printf("\na %s, %s", gMimeObj->content_type->type, gMimeObj->content_type->subtype); */
 		if (  strcmp (type, "Multipart") != 0 && strcmp (type, "multipart") != 0 &&
 			(strcmp (type, "Text") != 0) && (strcmp (type, "text") != 0) ){
 			gchar *fileName = NULL;
-				//|| strcmp (gMimeObj->content_type->type, "image") == 0) {
+				/* || strcmp (gMimeObj->content_type->type, "image") == 0) { */
 
-			//printf("\na %s, %s", gMimeObj->content_type->type, gMimeObj->content_type->subtype);
+			/* printf("\na %s, %s", gMimeObj->content_type->type, gMimeObj->content_type->subtype); */
 
 			file_buf = get_content_from_g_mime_object (g_mime_obj, &file_len);
 
@@ -408,7 +408,7 @@ read_kolab_email_file(const gchar *filename, GError** error) {
 	g_object_unref (mime_message);
 	fclose (fp);
 
-	return g_list_to_kolab_conv_mail (klb_mail_list); //kolabconvMailList;
+	return g_list_to_kolab_conv_mail (klb_mail_list); /* kolabconvMailList; */
 }
 
 void
@@ -422,11 +422,11 @@ write_kolab_email_file (const Kolab_conv_mail *mail, const gchar *filename, GErr
 
 	construct_g_mime_message (message);
 
-	//Add all attachments from the mail
+	/* Add all attachments from the mail */
 	GList *klb_mail_list = klb_conv_mail_to_g_list(mail);
 	add_klb_mail_list_to_g_mime_message (message, klb_mail_list);
 
-	//write_message_to_screen (message);
+	/* write_message_to_screen (message); */
 	write_email_to_disk (message, filename);
 
 	g_object_unref (message);
diff --git a/src/libekolabconv/test/src/main.c b/src/libekolabconv/test/src/main.c
index 33ac32c..8a067c2 100644
--- a/src/libekolabconv/test/src/main.c
+++ b/src/libekolabconv/test/src/main.c
@@ -95,7 +95,7 @@ log_handler (const gchar *log_domain, GLogLevelFlags log_level,
 	}
 	fprintf(log_fp, "%s: %s\n", level, message);
 	fflush(log_fp);
-	//g_log_default_handler   (log_domain, log_level,message, user_data);
+	/* g_log_default_handler   (log_domain, log_level,message, user_data); */
 }
 
 static void
@@ -109,14 +109,14 @@ free_mem(gpointer mem_ptr, gpointer unused)
 int
 main (int argc, char *argv[])
 {
-	// read values from test configuration file
+	/* read values from test configuration file */
 	read_config_file();
 
-	// add log handler for all levels
+	/* add log handler for all levels */
 	g_log_set_handler (G_LOG_DOMAIN, G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL
 	                   | G_LOG_FLAG_RECURSION, log_handler, NULL);
 
-	// initialize glib testing framework
+	/* initialize glib testing framework */
 	g_test_init (&argc, &argv, NULL);
 
 	free_mem_after_test = NULL;
@@ -126,7 +126,7 @@ main (int argc, char *argv[])
 	add_all_tests_I_task();
 	add_all_tests_I_note();
 
-	// run tests
+	/* run tests */
 	int success = g_test_run ();
 
 	g_list_foreach(free_mem_after_test, free_mem, NULL);
diff --git a/src/libekolabconv/test/src/test-evolution-contact.c b/src/libekolabconv/test/src/test-evolution-contact.c
index e25c845..c640676 100644
--- a/src/libekolabconv/test/src/test-evolution-contact.c
+++ b/src/libekolabconv/test/src/test-evolution-contact.c
@@ -288,7 +288,7 @@ validate_evolution_contact_3 (const I_contact *icontact, gint stage)
 	/*
 	 * Phone Numbers
 	 */
-	assert_phone_in_list (icontact->phone_numbers, "Weiteres Fax", ICONTACT_PHONE_BUSINESS_FAX); // Kolab does not have a type 'Other Fax' so it is mapped to business fax
+	assert_phone_in_list (icontact->phone_numbers, "Weiteres Fax", ICONTACT_PHONE_BUSINESS_FAX); /* Kolab does not have a type 'Other Fax' so it is mapped to business fax */
 	assert_phone_in_list (icontact->phone_numbers, "Weiteres Tel", ICONTACT_PHONE_OTHER);
 	assert_phone_in_list (icontact->phone_numbers, "Fax privat", ICONTACT_PHONE_HOME_FAX);
 	assert_phone_in_list (icontact->phone_numbers, "Autotelefon", ICONTACT_PHONE_CAR);
diff --git a/src/libekolabconv/test/src/test-evolution-event.c b/src/libekolabconv/test/src/test-evolution-event.c
index 41e1f43..4651b36 100644
--- a/src/libekolabconv/test/src/test-evolution-event.c
+++ b/src/libekolabconv/test/src/test-evolution-event.c
@@ -42,11 +42,11 @@ validate_evolution_event_1(const I_event *ievent, gint stage)
 			"2010-08-25 14:40:07", stage);
 
 	validate_iincidence(ievent->incidence,
-			"event_e1", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-08-27 14:30:00", // startdate
+			"event_e1", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-08-27 14:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -77,11 +77,11 @@ validate_evolution_event_2(const I_event *ievent, gint stage)
 			ICOMMON_SENSITIVITY_PUBLIC, "2010-08-25 14:42:20", "2010-08-25 14:42:20", stage);
 
 	validate_iincidence(ievent->incidence,
-			"event_e2", // summary
-			"Ort", // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-08-27 14:30:00", // startdate
+			"event_e2", /* summary */
+			"Ort", /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-08-27 14:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -104,11 +104,11 @@ validate_evolution_event_3(const I_event *ievent, gint stage)
 			ICOMMON_SENSITIVITY_PUBLIC, "2010-08-25 14:45:51", "2010-08-25 14:45:51", stage);
 
 	validate_iincidence(ievent->incidence,
-			"event_e3", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-08-27 14:30:00", // startdate
+			"event_e3", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-08-27 14:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -129,11 +129,11 @@ validate_evolution_event_4(const I_event *ievent, gint stage)
 			ICOMMON_SENSITIVITY_PUBLIC, "2010-08-25 14:48:07", "2010-08-25 14:48:07", stage);
 
 	validate_iincidence(ievent->incidence,
-			"event_e4", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-08-27 14:30:00", // startdate
+			"event_e4", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-08-27 14:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -149,17 +149,17 @@ validate_evolution_event_5(const I_event *ievent, gint stage)
 
 	assert_Alarm_in_list(
 			ievent->incidence->advanced_alarm,
-			I_ALARM_TYPE_DISPLAY,	// type
-			-15,				// start_offset
-			0,					// end_offset
-			2,					// repeat_count
-			5,					// repeat_interval
-			NULL,				// display_text
-			NULL,				// audio_file
-			NULL,				// procParam_program
-			NULL,				// procParam_arguments
-			NULL,				// emailParam_subject
-			NULL);				// emailParam_mailText
+			I_ALARM_TYPE_DISPLAY,	/* type */
+			-15,			/* start_offset		*/
+			0,			/* end_offset		*/
+			2,			/* repeat_count		*/
+			5,			/* repeat_interval	*/
+			NULL,			/* display_text		*/
+			NULL,			/* audio_file		*/
+			NULL,			/* procParam_program	*/
+			NULL,			/* procParam_arguments	*/
+			NULL,			/* emailParam_subject	*/
+			NULL);			/* emailParam_mailText	*/
 }
 
 void
@@ -169,17 +169,17 @@ validate_evolution_event_6(const I_event *ievent, gint stage)
 
 	assert_Alarm_in_list(
 			ievent->incidence->advanced_alarm,
-			I_ALARM_TYPE_AUDIO,	// type
-			1020,				// start_offset
-			0,					// end_offset
-			3,					// repeat_count
-			360,				// repeat_interval
-			NULL,				// display_text
-			NULL,				// audio_file
-			NULL,				// procParam_program
-			NULL,				// procParam_arguments
-			NULL,				// emailParam_subject
-			NULL);				// emailParam_mailText
+			I_ALARM_TYPE_AUDIO,	/* type			*/
+			1020,			/* start_offset		*/
+			0,			/* end_offset		*/
+			3,			/* repeat_count		*/
+			360,			/* repeat_interval	*/
+			NULL,			/* display_text		*/
+			NULL,			/* audio_file		*/
+			NULL,			/* procParam_program	*/
+			NULL,			/* procParam_arguments	*/
+			NULL,			/* emailParam_subject	*/
+			NULL);			/* emailParam_mailText	*/
 }
 
 void
@@ -189,17 +189,17 @@ validate_evolution_event_7(const I_event *ievent, gint stage)
 
 	assert_Alarm_in_list(
 			ievent->incidence->advanced_alarm,
-			I_ALARM_TYPE_AUDIO,	// type
-			0,					// start_offset
-			18720,				// end_offset
-			0,					// repeat_count
-			0,					// repeat_interval
-			NULL,				// display_text
-			"file:///usr/share/sounds/gnome/default/alerts/bark.ogg",				// audio_file
-			NULL,				// procParam_program
-			NULL,				// procParam_arguments
-			NULL,				// emailParam_subject
-			NULL);				// emailParam_mailText
+			I_ALARM_TYPE_AUDIO,	/* type			*/
+			0,			/* start_offset		*/
+			18720,			/* end_offset		*/
+			0,			/* repeat_count		*/
+			0,			/* repeat_interval	*/
+			NULL,			/* display_text		*/
+			"file:///usr/share/sounds/gnome/default/alerts/bark.ogg", /* audio_file */
+			NULL,			/* procParam_program	*/
+			NULL,			/* procParam_arguments	*/
+			NULL,			/* emailParam_subject	*/
+			NULL);			/* emailParam_mailText	*/
 }
 
 void
@@ -209,17 +209,17 @@ validate_evolution_event_8(const I_event *ievent, gint stage)
 
 	assert_Alarm_in_list(
 				ievent->incidence->advanced_alarm,
-				I_ALARM_TYPE_PROCEDURE,	// type
-				0,					// start_offset
-				-15840,				// end_offset
-				3,					// repeat_count
-				120,				// repeat_interval
-				NULL,				// display_text
-				NULL,				// audio_file
-				"/usr/bin/xmessage",	// procParam_program
-				"Alert!",				// procParam_arguments
-				NULL,				// emailParam_subject
-				NULL);				// emailParam_mailText
+				I_ALARM_TYPE_PROCEDURE,	/* type			*/
+				0,			/* start_offset		*/
+				-15840,			/* end_offset		*/
+				3,			/* repeat_count		*/
+				120,			/* repeat_interval	*/
+				NULL,			/* display_text		*/
+				NULL,			/* audio_file		*/
+				"/usr/bin/xmessage",	/* procParam_program	*/
+				"Alert!",		/* procParam_arguments	*/
+				NULL,			/* emailParam_subject	*/
+				NULL);			/* emailParam_mailText	*/
 }
 
 void
@@ -230,11 +230,11 @@ validate_evolution_event_9(const I_event *ievent, gint stage)
 	g_assert(SHOW_TIME_AS_FREE == ievent->show_time_as);
 
 	validate_iincidence(ievent->incidence,
-			"event_e9", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-08-27", // startdate
+			"event_e9", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-08-27", /* startdate */
 			stage);
 
 	assert_equal_gdate("2010-08-27", ievent->end_date->date);
@@ -645,15 +645,15 @@ validate_evolution_event_25(const I_event *ievent, gint stage)
 	 * </recurrence>
 	 */
 	validate_recurrence(ievent->incidence->recurrence,
-			I_REC_CYCLE_DAILY,		// Recurrence_cycle
-			2,			// interval
-			13,			// range_number
-			NULL,		// range_date
-			0,			// weekdays
-			0,			// day_number
-			I_COMMON_MONTH_NULL);	// month
-
-	// exclusions
+			I_REC_CYCLE_DAILY,	/* Recurrence_cycle	*/
+			2,			/* interval		*/
+			13,			/* range_number		*/
+			NULL,			/* range_date		*/
+			0,			/* weekdays		*/
+			0,			/* day_number		*/
+			I_COMMON_MONTH_NULL);	/* month		*/
+
+	/* exclusions */
 	g_assert(ievent->incidence->recurrence->exclusion != NULL);
 	assert_GDate_in_list(ievent->incidence->recurrence->exclusion, "2010-09-08");
 	assert_GDate_in_list(ievent->incidence->recurrence->exclusion, "2010-09-17");
@@ -769,13 +769,13 @@ validate_evolution_event_30(const I_event *ievent, gint stage)
 	g_assert(ievent->incidence->recurrence != NULL);
 
 	validate_recurrence(ievent->incidence->recurrence,
-			I_REC_CYCLE_YEARLY_WEEKDAY,	// Recurrence_cycle
-			1,			// interval
-			10,			// range_number
-			NULL,		// range_date
-			2,			// weekdays
-			4,			// day_number
-			I_COMMON_FEB);		// month
+			I_REC_CYCLE_YEARLY_WEEKDAY,	/* Recurrence_cycle	*/
+			1,				/* interval		*/
+			10,				/* range_number		*/
+			NULL,				/* range_date		*/
+			2,				/* weekdays		*/
+			4,				/* day_number		*/
+			I_COMMON_FEB);			/* month		*/
 }
 
 void
@@ -797,11 +797,11 @@ validate_evolution_event_tz1(const I_event *ievent, gint stage)
 			strip_cr_cpy(ievent->incidence->common->vtimezone));
 
 	validate_iincidence(ievent->incidence,
-			"event_tz1", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-11-03 14:30:00", // startdate
+			"event_tz1", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-11-03 14:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -837,11 +837,11 @@ validate_evolution_event_tz2(const I_event *ievent, gint stage)
 			strip_cr_cpy(ievent->incidence->common->vtimezone));
 
 	validate_iincidence(ievent->incidence,
-			"event_tz2", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-11-03 08:30:00", // startdate
+			"event_tz2", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-11-03 08:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -877,11 +877,11 @@ validate_evolution_event_tz3(const I_event *ievent, gint stage)
 			strip_cr_cpy(ievent->incidence->common->vtimezone));
 
 	validate_iincidence(ievent->incidence,
-			"event_tz3", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-11-03 14:30:00", // startdate
+			"event_tz3", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-11-03 14:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -917,11 +917,11 @@ validate_evolution_event_tz4(const I_event *ievent, gint stage)
 			strip_cr_cpy(ievent->incidence->common->vtimezone));
 
 	validate_iincidence(ievent->incidence,
-			"event_tz4", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-11-02 23:30:00", // startdate
+			"event_tz4", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-11-02 23:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -957,11 +957,11 @@ validate_evolution_event_tz5(const I_event *ievent, gint stage)
 			strip_cr_cpy(ievent->incidence->common->vtimezone));
 
 	validate_iincidence(ievent->incidence,
-			"event_tz5", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-11-03 11:05:00", // startdate
+			"event_tz5", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-11-03 11:05:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -978,11 +978,11 @@ validate_evolution_event_tz6(const I_event *ievent, gint stage)
 	g_assert(ievent->incidence->common->vtimezone == NULL);
 
 	validate_iincidence(ievent->incidence,
-			"event_tz6", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2010-11-04 11:13:00", // startdate
+			"event_tz6", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2010-11-04 11:13:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -1020,11 +1020,11 @@ validate_evolution_event_tz7(const I_event *ievent, gint stage)
 	assert_equal("start date before DST, end date in DST", ievent->incidence->common->body);
 
 	validate_iincidence(ievent->incidence,
-			"event_tz7", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2011-03-27 00:30:00", // startdate
+			"event_tz7", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2011-03-27 00:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -1062,11 +1062,11 @@ validate_evolution_event_tz8(const I_event *ievent, gint stage)
 	assert_equal("start date in DST, end date after DST", ievent->incidence->common->body);
 
 	validate_iincidence(ievent->incidence,
-			"event_tz8", // summary
-			NULL, // location
-			NULL, // organizer displayname
-			NULL, // organizer smtp-address
-			"2011-10-29 23:30:00", // startdate
+			"event_tz8", /* summary */
+			NULL, /* location */
+			NULL, /* organizer displayname */
+			NULL, /* organizer smtp-address */
+			"2011-10-29 23:30:00", /* startdate */
 			stage);
 
 	g_assert(ievent->incidence->recurrence == NULL);
@@ -1113,9 +1113,9 @@ validate_evolution_event_b1(const I_event *ievent, gint stage)
 	 */
 
 
-	// advanced alarms
+	/* advanced alarms */
 	g_assert_cmpint(g_list_length(ievent->incidence->advanced_alarm), ==, 1);
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	Alarm *mail_alarm = assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_EMAIL,
 						 -15,
diff --git a/src/libekolabconv/test/src/test-evolution-task.c b/src/libekolabconv/test/src/test-evolution-task.c
index 9e61477..84871d0 100644
--- a/src/libekolabconv/test/src/test-evolution-task.c
+++ b/src/libekolabconv/test/src/test-evolution-task.c
@@ -34,21 +34,21 @@ void
 validate_evolution_task_1(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE
+	/* TODO not handled elements: DTSTAMP, SEQUENCE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T112850Z-1270-1000-1-12 hhelwi-virt bonn tarent de",	// uid
-		NULL,								// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:29:02",						// creation_date
-		"2010-08-25 11:29:02",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T112850Z-1270-1000-1-12 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:29:02",						/* creation_date		*/
+		"2010-08-25 11:29:02",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e1",
 						NULL,
@@ -57,8 +57,8 @@ validate_evolution_task_1(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 }
@@ -67,21 +67,21 @@ void
 validate_evolution_task_2(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE
+	/* todo not handled elements: DTSTAMP, SEQUENCE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T113232Z-1270-1000-1-14 hhelwi-virt bonn tarent de",	// uid
-		"Beschreibung",							// body
-		"Urlaubskarten,Strategien,Urlaub,Konkurrenz,Jahrestag,Anrufe,Allgemeines,HeiÃe Kontakte,Lieferanten,Zeit und Ausgaben,Geschenke,International,Favoriten,Ideen,VIP,GeschÃftlich,PersÃnlich,Status,Ziele/Zielsetzungen,Geburtstag,SchlÃssel-Kunde,Wartend",								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:34:47",						// creation_date
-		"2010-08-25 11:34:47",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T113232Z-1270-1000-1-14 hhelwi-virt bonn tarent de",	/* uid				*/
+		"Beschreibung",							/* body				*/
+		"Urlaubskarten,Strategien,Urlaub,Konkurrenz,Jahrestag,Anrufe,Allgemeines,HeiÃe Kontakte,Lieferanten,Zeit und Ausgaben,Geschenke,International,Favoriten,Ideen,VIP,GeschÃftlich,PersÃnlich,Status,Ziele/Zielsetzungen,Geburtstag,SchlÃssel-Kunde,Wartend", /* categories */
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:34:47",						/* creation_date		*/
+		"2010-08-25 11:34:47",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e2",
 						NULL,
@@ -90,8 +90,8 @@ validate_evolution_task_2(const I_task *itask, gint stage)
 						"2010-08-18",
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 }
@@ -101,21 +101,21 @@ void
 validate_evolution_task_3(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE, VTIMEZONE
+	/* TODO not handled elements: DTSTAMP, SEQUENCE, VTIMEZONE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T113451Z-1270-1000-1-15 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:36:15",						// creation_date
-		"2010-08-25 11:36:15",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T113451Z-1270-1000-1-15 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:36:15",						/* creation_date		*/
+		"2010-08-25 11:36:15",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e3",
 						NULL,
@@ -124,8 +124,8 @@ validate_evolution_task_3(const I_task *itask, gint stage)
 						"2010-08-11 13:30:00",
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 }
@@ -135,21 +135,21 @@ void
 validate_evolution_task_4(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE
+	/* TODO not handled elements: DTSTAMP, SEQUENCE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T113625Z-1270-1000-1-16 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:36:55",						// creation_date
-		"2010-08-25 11:36:55",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T113625Z-1270-1000-1-16 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:36:55",						/* creation_date		*/
+		"2010-08-25 11:36:55",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e4",
 						NULL,
@@ -158,8 +158,8 @@ validate_evolution_task_4(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 	assert_equal_gdate("2010-08-25", itask->due_date->date);
@@ -170,21 +170,21 @@ void
 validate_evolution_task_5(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE
+	/* TODO not handled elements: DTSTAMP, SEQUENCE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T113703Z-1270-1000-1-17 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:37:59",						// creation_date
-		"2010-08-25 11:37:59",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T113703Z-1270-1000-1-17 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:37:59",						/* creation_date		*/
+		"2010-08-25 11:37:59",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e5",
 						NULL,
@@ -193,8 +193,8 @@ validate_evolution_task_5(const I_task *itask, gint stage)
 						"2010-08-20 01:30:00",
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 	assert_equal_timestamp("2010-08-21 00:00:00", itask->due_date->date_time);
@@ -205,21 +205,21 @@ void
 validate_evolution_task_6(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE, ATTACH:file:
+	/* TODO not handled elements: DTSTAMP, SEQUENCE, ATTACH:file: */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T113802Z-1270-1000-1-18 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:39:28",						// creation_date
-		"2010-08-25 11:39:28",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T113802Z-1270-1000-1-18 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:39:28",						/* creation_date		*/
+		"2010-08-25 11:39:28",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e6",
 						NULL,
@@ -228,12 +228,12 @@ validate_evolution_task_6(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 
-	// evolution store
+	/* evolution store */
 
 	g_assert(itask->incidence->common->evolution_store == NULL);
 }
@@ -243,21 +243,21 @@ void
 validate_evolution_task_7(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE, URL
+	/* TODO not handled elements: DTSTAMP, SEQUENCE, URL */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T114223Z-1270-1000-1-20 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:44:18",						// creation_date
-		"2010-08-25 11:44:18",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T114223Z-1270-1000-1-20 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:44:18",						/* creation_date		*/
+		"2010-08-25 11:44:18",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e7",
 						NULL,
@@ -266,8 +266,8 @@ validate_evolution_task_7(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(4, priority_xkcal_to_k(itask->priority)); // 7 not possible in kolab, mapped to 4
+	/* task */
+	assert_equal_int(4, priority_xkcal_to_k(itask->priority)); /* 7 not possible in kolab, mapped to 4 */
 	assert_equal_int(7, itask->priority);
 	assert_equal_int(42, itask->completed);
 	g_assert(I_TASK_IN_PROGRESS == itask->status);
@@ -284,21 +284,21 @@ void
 validate_evolution_task_8(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE, COMPLETED
+	/* TODO not handled elements: DTSTAMP, SEQUENCE, COMPLETED */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T114436Z-1270-1000-1-21 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:45:56",						// creation_date
-		"2010-08-25 11:45:56",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T114436Z-1270-1000-1-21 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:45:56",						/* creation_date		*/
+		"2010-08-25 11:45:56",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e8",
 						NULL,
@@ -307,8 +307,8 @@ validate_evolution_task_8(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 5 not possible in kolab, mapped to 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 5 not possible in kolab, mapped to 3 */
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(100, itask->completed);
 	g_assert(I_TASK_COMPLETED == itask->status);
@@ -319,21 +319,21 @@ void
 validate_evolution_task_9(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE
+	/* TODO not handled elements: DTSTAMP, SEQUENCE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T114618Z-1270-1000-1-22 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:48:20",						// creation_date
-		"2010-08-25 11:48:20",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T114618Z-1270-1000-1-22 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:48:20",						/* creation_date		*/
+		"2010-08-25 11:48:20",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e9",
 						NULL,
@@ -342,11 +342,11 @@ validate_evolution_task_9(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(2, priority_xkcal_to_k(itask->priority));  // evolution 3 mapped to kolab 2
+	/* task */
+	assert_equal_int(2, priority_xkcal_to_k(itask->priority));  /* evolution 3 mapped to kolab 2 */
 	assert_equal_int(3, itask->priority);
 	assert_equal_int(97, itask->completed);
-	g_assert(I_TASK_NOT_STARTED == itask->status); // Cancelled is mapped to I_TASK_NOT_STARTED due to no equivalent value
+	g_assert(I_TASK_NOT_STARTED == itask->status); /* Cancelled is mapped to I_TASK_NOT_STARTED due to no equivalent value */
 }
 
 
@@ -354,21 +354,21 @@ void
 validate_evolution_task_10(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE, COMPLETED
+	/* TODO not handled elements: DTSTAMP, SEQUENCE, COMPLETED */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T114822Z-1270-1000-1-23 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:49:29",						// creation_date
-		"2010-08-25 11:49:29",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T114822Z-1270-1000-1-23 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:49:29",						/* creation_date		*/
+		"2010-08-25 11:49:29",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e10",
 						NULL,
@@ -377,8 +377,8 @@ validate_evolution_task_10(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(100, itask->completed);
 	g_assert(I_TASK_COMPLETED == itask->status);
@@ -389,21 +389,21 @@ void
 validate_evolution_task_11(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE, COMPLETED
+	/* TODO not handled elements: DTSTAMP, SEQUENCE, COMPLETED */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T115001Z-1270-1000-1-25 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 11:50:33",						// creation_date
-		"2010-08-25 11:55:03",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T115001Z-1270-1000-1-25 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 11:50:33",						/* creation_date		*/
+		"2010-08-25 11:55:03",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e11",
 						NULL,
@@ -412,8 +412,8 @@ validate_evolution_task_11(const I_task *itask, gint stage)
 						"2010-08-19 08:00:00",
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(100, itask->completed);
 	g_assert(I_TASK_COMPLETED == itask->status);
@@ -425,21 +425,21 @@ void
 validate_evolution_task_12(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE, X-LIC-ERROR;X-LIC-ERRORTYPE, ATTENDEE;CUTYPE
+	/* TODO not handled elements: DTSTAMP, SEQUENCE, X-LIC-ERROR;X-LIC-ERRORTYPE, ATTENDEE;CUTYPE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T120335Z-1270-1000-1-28 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PUBLIC,					// sensitivity
-		"2010-08-25 12:04:46",						// creation_date
-		"2010-08-25 12:15:25",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T120335Z-1270-1000-1-28 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PUBLIC,					/* sensitivity			*/
+		"2010-08-25 12:04:46",						/* creation_date		*/
+		"2010-08-25 12:15:25",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e12",
 						NULL,
@@ -448,14 +448,14 @@ validate_evolution_task_12(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(itask->incidence->attendee,
 							"Donald Duck",
 							"donald duck de",
-							I_INC_STATUS_NONE, // Needs_Action is mapped to none due to noch equivalent value
+							I_INC_STATUS_NONE, /* Needs_Action is mapped to none due to noch equivalent value */
 							TRUE,
 							FALSE,
-							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_INDIVIDUAL); // Chait is mapped to I_INC_ROLE_REQUIRED due to non equivalent value
+							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_INDIVIDUAL); /* Chait is mapped to I_INC_ROLE_REQUIRED due to non equivalent value */
 
 	assert_attendee_in_list(itask->incidence->attendee,
 							"Micky Maus",
@@ -497,8 +497,8 @@ validate_evolution_task_12(const I_task *itask, gint stage)
 							FALSE,
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_INDIVIDUAL);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 }
@@ -508,21 +508,21 @@ void
 validate_evolution_task_13(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE
+	 /* TODO not handled elements: DTSTAMP, SEQUENCE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T142609Z-1270-1000-1-35 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_PRIVATE,					// sensitivity
-		"2010-08-25 14:30:21",						// creation_date
-		"2010-08-25 14:30:21",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T142609Z-1270-1000-1-35 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_PRIVATE,					/* sensitivity			*/
+		"2010-08-25 14:30:21",						/* creation_date		*/
+		"2010-08-25 14:30:21",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e13",
 						NULL,
@@ -531,8 +531,8 @@ validate_evolution_task_13(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 }
@@ -542,21 +542,21 @@ void
 validate_evolution_task_14(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// todo not handled elements: DTSTAMP, SEQUENCE
+	/* TODO not handled elements: DTSTAMP, SEQUENCE */
 
-	// common
+	/* common */
 	validate_icommon(
 		itask->incidence->common,
-		"-//Ximian//NONSGML Evolution Calendar//EN",			// product_id
-		"20100825T143053Z-1270-1000-1-36 hhelwi-virt bonn tarent de",	// uid
-		NULL,							// body
-		NULL,								// categories
-		ICOMMON_SENSITIVITY_CONFIDENTIAL,					// sensitivity
-		"2010-08-25 14:31:48",						// creation_date
-		"2010-08-25 14:31:48",						// last_modification_date
+		"-//Ximian//NONSGML Evolution Calendar//EN",			/* product_id			*/
+		"20100825T143053Z-1270-1000-1-36 hhelwi-virt bonn tarent de",	/* uid				*/
+		NULL,								/* body				*/
+		NULL,								/* categories			*/
+		ICOMMON_SENSITIVITY_CONFIDENTIAL,				/* sensitivity			*/
+		"2010-08-25 14:31:48",						/* creation_date		*/
+		"2010-08-25 14:31:48",						/* last_modification_date	*/
 		stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_e14",
 						NULL,
@@ -565,8 +565,8 @@ validate_evolution_task_14(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
-	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); // 0 not possible in kolab, set to default 3
+	/* task */
+	assert_equal_int(3, priority_xkcal_to_k(itask->priority)); /* 0 not possible in kolab, set to default 3 */
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 }
diff --git a/src/libekolabconv/test/src/test-kolab-contact.c b/src/libekolabconv/test/src/test-kolab-contact.c
index f5fcdad..bbf4a03 100644
--- a/src/libekolabconv/test/src/test-kolab-contact.c
+++ b/src/libekolabconv/test/src/test-kolab-contact.c
@@ -46,9 +46,9 @@ validate_kolab_contact_100 (const I_contact *icontact, gint stage)
 		icontact->common,
 		"Toltec Connector Open Format (2.0)",
 		"TOLTEC.91CCE9951F664909BC8E3F245FAA1DCB",
-		IS_TEST_STAGE_EVO_TO_INTERN(stage) ? "Notizen\n123" : "Notizen\r\n123\r\n", // TODO: handle/remove/convert "\r" ??
+		IS_TEST_STAGE_EVO_TO_INTERN(stage) ? "Notizen\n123" : "Notizen\r\n123\r\n", /* TODO: handle/remove/convert "\r" ?? */
 		NULL,
-		ICOMMON_SENSITIVITY_NULL,	// in contacts not available in evolution, in contacts always set to NULL and real value added to kolab store
+		ICOMMON_SENSITIVITY_NULL,	/* in contacts not available in evolution, in contacts always set to NULL and real value added to kolab store */
 		"2010-08-19 12:50:08",
 		"2010-08-19 15:11:27",
 		stage);
@@ -74,20 +74,24 @@ validate_kolab_contact_100 (const I_contact *icontact, gint stage)
 	/*
 	 * Emails
 	 */
-	// XXX: (Toltec) Writes E-Mail address to field display_name. Evolution only provides smtp_address
-	// Check when reading if smtp_address is empty and display_name is valid E-Mail address -> write to smtp.
-//	assert_email_in_list (icontact->emails, NULL, "em il1");
-//	assert_email_in_list (icontact->emails, NULL, "em il2");
-//	assert_email_in_list (icontact->emails, NULL, "em il3");
-	//  <email>
-	//	<display-name>em il1</display-name>
-	//  </email>
-	//  <email>
-	//	<display-name>em il2</display-name>
-	//  </email>
-	//  <email>
-	//	<display-name>em il3</display-name>
-	//  </email>
+	/* XXX: (Toltec) Writes E-Mail address to field display_name. Evolution only provides smtp_address
+	 * Check when reading if smtp_address is empty and display_name is valid E-Mail address -> write to smtp.
+	 */
+#if 0
+	assert_email_in_list (icontact->emails, NULL, "em il1");
+	assert_email_in_list (icontact->emails, NULL, "em il2");
+	assert_email_in_list (icontact->emails, NULL, "em il3");
+#endif
+	/*  <email>
+	 *	<display-name>em il1</display-name>
+	 *  </email>
+	 *  <email>
+	 *	<display-name>em il2</display-name>
+	 *  </email>
+	 *  <email>
+	 *	<display-name>em il3</display-name>
+	 *  </email>
+	 */
 
 
 	/*
@@ -103,11 +107,11 @@ validate_kolab_contact_100 (const I_contact *icontact, gint stage)
 	/*
 	 * Phone Numbers
 	 */
-	// FIXME: Order of home/business phone gets mixed up when converting to and from econtact/vcard.
+	/* FIXME: Order of home/business phone gets mixed up when converting to and from econtact/vcard. */
 	assert_phone_in_list (icontact->phone_numbers, "+246 (0228) 123456783423", ICONTACT_PHONE_ASSISTANT);
 	assert_phone_in_list (icontact->phone_numbers, "123", ICONTACT_PHONE_BUSINESS_1);
-	assert_phone_in_list (icontact->phone_numbers, "45645645", ICONTACT_PHONE_BUSINESS_1);  // business 2
-	assert_phone_in_list (icontact->phone_numbers, "45645645", ICONTACT_PHONE_PRIMARY); 	// business 2
+	assert_phone_in_list (icontact->phone_numbers, "45645645", ICONTACT_PHONE_BUSINESS_1);  /* business 2 */
+	assert_phone_in_list (icontact->phone_numbers, "45645645", ICONTACT_PHONE_PRIMARY); 	/* business 2 */
 	assert_phone_in_list (icontact->phone_numbers, "+503 (8888) 5546 - 56", ICONTACT_PHONE_BUSINESS_FAX);
 	assert_phone_in_list (icontact->phone_numbers, "+246 3453453453", ICONTACT_PHONE_CALLBACK);
 	assert_phone_in_list (icontact->phone_numbers, "+246 3489678", ICONTACT_PHONE_CAR);
@@ -116,9 +120,9 @@ validate_kolab_contact_100 (const I_contact *icontact, gint stage)
 	/*
 	 * Cooperation Fields
 	 */
-	assert_equal("Firma", icontact->organization); 	// ORG[1]
-	assert_equal(NULL, icontact->department); 		// ORG[2]
-	assert_equal(NULL, icontact->office_location); 	// ORG[3]
+	assert_equal("Firma", icontact->organization); 	/* ORG[1] */
+	assert_equal(NULL, icontact->department); 	/* ORG[2] */
+	assert_equal(NULL, icontact->office_location); 	/* ORG[3] */
 	assert_equal("Position", icontact->job_title);
 	assert_equal(NULL, icontact->profession);
 	assert_equal(NULL, icontact->manager_name);
@@ -172,19 +176,20 @@ validate_kolab_contact_100 (const I_contact *icontact, gint stage)
 	validate_kolab_store_xml(list, 11, "phone");
 	validate_kolab_store_xml(list, 12, "phone");
 
-	// With restriction of 8 numbers now 11 numbers in kolab store
-//	assert_phone_in_list (icontact->phone_numbers, "+1 (12121) 34234456456456", ICONTACT_PHONE_HOME_1);
-//	assert_phone_in_list (icontact->phone_numbers, "4562", ICONTACT_PHONE_HOME_2); 						// in kolab store not splitted in two numbers
-//	assert_phone_in_list (icontact->phone_numbers, "+1 (5675) 7567567 - 566", ICONTACT_PHONE_HOME_FAX);
-//	assert_phone_in_list (icontact->phone_numbers, "78078", ICONTACT_PHONE_ISDN);
-//	assert_phone_in_list (icontact->phone_numbers, "+509 (5675) 56756756567567", ICONTACT_PHONE_MOBILE);
-//	assert_phone_in_list (icontact->phone_numbers, "45634578", ICONTACT_PHONE_OTHER);
-//	assert_phone_in_list (icontact->phone_numbers, "89789 45", ICONTACT_PHONE_PAGER);
-//	assert_phone_in_list (icontact->phone_numbers, "456456456", ICONTACT_PHONE_PRIMARY);
-//	assert_phone_in_list (icontact->phone_numbers, "+246 4444444", ICONTACT_PHONE_RADIO);
-//	assert_phone_in_list (icontact->phone_numbers, "+246 79789789789", ICONTACT_PHONE_TELEX);
-//	assert_phone_in_list (icontact->phone_numbers, "5675675533333", ICONTACT_PHONE_TTYTDD);
-
+	/* With restriction of 8 numbers now 11 numbers in kolab store */
+#if 0
+	assert_phone_in_list (icontact->phone_numbers, "+1 (12121) 34234456456456", ICONTACT_PHONE_HOME_1);
+	assert_phone_in_list (icontact->phone_numbers, "4562", ICONTACT_PHONE_HOME_2); 						/* in kolab store not splitted in two numbers */
+	assert_phone_in_list (icontact->phone_numbers, "+1 (5675) 7567567 - 566", ICONTACT_PHONE_HOME_FAX);
+	assert_phone_in_list (icontact->phone_numbers, "78078", ICONTACT_PHONE_ISDN);
+	assert_phone_in_list (icontact->phone_numbers, "+509 (5675) 56756756567567", ICONTACT_PHONE_MOBILE);
+	assert_phone_in_list (icontact->phone_numbers, "45634578", ICONTACT_PHONE_OTHER);
+	assert_phone_in_list (icontact->phone_numbers, "89789 45", ICONTACT_PHONE_PAGER);
+	assert_phone_in_list (icontact->phone_numbers, "456456456", ICONTACT_PHONE_PRIMARY);
+	assert_phone_in_list (icontact->phone_numbers, "+246 4444444", ICONTACT_PHONE_RADIO);
+	assert_phone_in_list (icontact->phone_numbers, "+246 79789789789", ICONTACT_PHONE_TELEX);
+	assert_phone_in_list (icontact->phone_numbers, "5675675533333", ICONTACT_PHONE_TTYTDD);
+#endif
 	 list = kolab_store_get_element_list(icontact->common, (gpointer) KOLAB_STORE_PTR_CONTACT_NAME);
 	 g_assert_cmpint(g_list_length(list), ==, 1);
 	 validate_kolab_store_xml(list, 0, "initials");
@@ -204,7 +209,7 @@ validate_kolab_contact_200 (const I_contact *icontact, gint stage)
 		"uUzgnRqsSd",
 		"Bemerkungen\n123\ntest",
 		"Familie,Freund,GeschÃftliches,Hotel,Kunde,LinuxTag,Partner,Presse,Schule,test",
-		ICOMMON_SENSITIVITY_NULL,	// in contacts not available in evolution, in contacts always set to NULL and real value added to kolab store
+		ICOMMON_SENSITIVITY_NULL,	/* in contacts not available in evolution, in contacts always set to NULL and real value added to kolab store */
 		"2010-06-15 17:33:37",
 		"2010-06-30 13:52:32",
 		stage);
@@ -250,7 +255,7 @@ validate_kolab_contact_200 (const I_contact *icontact, gint stage)
 			IS_TEST_STAGE_EVO_TO_INTERN(stage) ? "" : NULL,
 			IS_TEST_STAGE_EVO_TO_INTERN(stage) ? "" : NULL,
 			"Deutschland");
-	// 3 following addresses are in kolab store
+	/* 3 following addresses are in kolab store */
 
 	/*
 	 * Phone Numbers
@@ -267,9 +272,9 @@ validate_kolab_contact_200 (const I_contact *icontact, gint stage)
 	/*
 	 * Cooperation Fields
 	 */
-	assert_equal("Organisation", icontact->organization); 	// ORG[1]
-	assert_equal("Abteilung", icontact->department); 		// ORG[2]
-	assert_equal("BÃro", icontact->office_location); 		// ORG[3]
+	assert_equal("Organisation", icontact->organization); 	/* ORG[1] */
+	assert_equal("Abteilung", icontact->department); 	/* ORG[2] */
+	assert_equal("BÃro", icontact->office_location); 	/* ORG[3] */
 	assert_equal("Details Titel", icontact->job_title);
 	assert_equal("Beruf", icontact->profession);
 	assert_equal("Name des Managers", icontact->manager_name);
@@ -305,7 +310,7 @@ validate_kolab_contact_200 (const I_contact *icontact, gint stage)
 	assert_custom_field_in_list(icontact->custom_list, KLBX_CNT_X_CUSTOM_APP_GADUGADU, "All", "gadu");
 	assert_custom_field_in_list(icontact->custom_list, KLBX_CNT_X_CUSTOM_APP_GROUPWISE, "All", "groupwise");
 	assert_custom_field_in_list(icontact->custom_list, KLBX_CNT_X_CUSTOM_APP_ICQ, "All", "icq");
-	// evolution can save maximum 4 im's, rest is saved in kolab store!
+	/* evolution can save maximum 4 im's, rest is saved in kolab store! */
 	assert_custom_field_in_list(icontact->custom_list, "", KLBX_CNT_X_CUSTOM_NAME_BLOGFEED, "http://www.blog.de";);
 
 	/*
@@ -315,7 +320,7 @@ validate_kolab_contact_200 (const I_contact *icontact, gint stage)
 
 	GList *list;
 	list = kolab_store_get_element_list(icontact->common, icontact->common);
-	g_assert_cmpint(g_list_length(list), ==, IS_TEST_STAGE_EVO_TO_INTERN(stage) ? 18:11);	// x-custom fields can not be set before conversion to evolution
+	g_assert_cmpint(g_list_length(list), ==, IS_TEST_STAGE_EVO_TO_INTERN(stage) ? 18:11);	/* x-custom fields can not be set before conversion to evolution */
 	validate_kolab_store_xml(list, 0, "sensitivity");
 	validate_kolab_store_xml(list, 1, "im-address");
 	validate_kolab_store_xml(list, 2, "role");
@@ -328,13 +333,15 @@ validate_kolab_contact_200 (const I_contact *icontact, gint stage)
 	validate_kolab_store_xml(list, 9, "address");
 	validate_kolab_store_xml(list, 10, "preferred-address");
 
-	// With restriction of 8 numbers now 4 numbers in Kolab store
-//	assert_phone_in_list (icontact->phone_numbers, "901", ICONTACT_PHONE_TELEX);
-//	assert_phone_in_list (icontact->phone_numbers, "109", ICONTACT_PHONE_ISDN);
-//	assert_phone_in_list (icontact->phone_numbers, "210", ICONTACT_PHONE_ASSISTANT);
-//	assert_phone_in_list (icontact->phone_numbers, "321", ICONTACT_PHONE_PAGER);
+	/* With restriction of 8 numbers now 4 numbers in Kolab store */
+#if 0
+	assert_phone_in_list (icontact->phone_numbers, "901", ICONTACT_PHONE_TELEX);
+	assert_phone_in_list (icontact->phone_numbers, "109", ICONTACT_PHONE_ISDN);
+	assert_phone_in_list (icontact->phone_numbers, "210", ICONTACT_PHONE_ASSISTANT);
+	assert_phone_in_list (icontact->phone_numbers, "321", ICONTACT_PHONE_PAGER);
+#endif
 
-	// The x-custom fields are written manually to kolab store while writing evolution
+	/* The x-custom fields are written manually to kolab store while writing evolution */
 	IS_TEST_STAGE_EVO_TO_INTERN(stage) ? validate_kolab_store_xml(list, 11, "x-custom") : NULL ;
 	IS_TEST_STAGE_EVO_TO_INTERN(stage) ? validate_kolab_store_xml(list, 12, "x-custom") : NULL ;
 	IS_TEST_STAGE_EVO_TO_INTERN(stage) ? validate_kolab_store_xml(list, 13, "x-custom") : NULL ;
@@ -378,7 +385,7 @@ validate_kolab_contact_300 (const I_contact *icontact, gint stage)
 		"VYa3AT5NtK",
 		"Blablub\n1234",
 		"Freund,Hotel",
-		ICOMMON_SENSITIVITY_NULL,	// in contacts not available in evolution, in contacts always set to NULL and real value added to kolab store
+		ICOMMON_SENSITIVITY_NULL,	/* in contacts not available in evolution, in contacts always set to NULL and real value added to kolab store */
 		"2010-12-14 14:48:15",
 		"2010-12-14 14:48:15",
 		stage);
@@ -411,7 +418,7 @@ validate_kolab_contact_300 (const I_contact *icontact, gint stage)
 	/*
 	 * Addresses
 	 */
-	// Nothing
+	/* Nothing */
 
 	/*
 	 * Phone Numbers
@@ -424,12 +431,12 @@ validate_kolab_contact_300 (const I_contact *icontact, gint stage)
 	/*
 	 * Cooperation Fields
 	 */
-	assert_equal("Die Firma", icontact->organization); 		// ORG[1]
-	assert_equal("Abteilung 42", icontact->department); 	// ORG[2]
-	assert_equal("3. Stock", icontact->office_location); 	// ORG[3]
+	assert_equal("Die Firma", icontact->organization); 	/* ORG[1] */
+	assert_equal("Abteilung 42", icontact->department); 	/* ORG[2] */
+	assert_equal("3. Stock", icontact->office_location); 	/* ORG[3] */
 	assert_equal("MC Checker", icontact->job_title);
 	assert_equal("Prof", icontact->profession);
-	//assert_equal("", icontact->role); // not available in evolution => profession
+	/* assert_equal("", icontact->role); */ /* not available in evolution => profession */
 	assert_equal("Dr Boss", icontact->manager_name);
 	assert_equal("Mr Asi", icontact->assistant);
 
@@ -442,7 +449,7 @@ validate_kolab_contact_300 (const I_contact *icontact, gint stage)
 	/*
 	 * Attached Multimedia Files
 	 */
-	// TODO: handle attachments!
+	/* TODO: handle attachments! */
 	assert(icontact->photo == NULL);
 
 	/*
@@ -460,10 +467,10 @@ validate_kolab_contact_300 (const I_contact *icontact, gint stage)
 	 * Kolab Store
 	 */
 	g_assert(icontact->common->kolab_store != NULL);
-	// validate number of locations with unknown elements
-	// g_assert_cmpint(g_hash_table_size(icontact->common->kolab_store), ==, 2);
+	/* validate number of locations with unknown elements */
+	/* g_assert_cmpint(g_hash_table_size(icontact->common->kolab_store), ==, 2); */
 	GList *list;
-	// get top level unknown elements
+	/* get top level unknown elements */
 	 list = kolab_store_get_element_list(icontact->common, (gpointer) KOLAB_STORE_PTR_CONTACT_NAME);
 	 g_assert_cmpint(g_list_length(list), ==, 2);
 	 validate_kolab_store_xml(list, 0, "unknown42");
@@ -479,14 +486,14 @@ validate_kolab_contact_300 (const I_contact *icontact, gint stage)
 	validate_kolab_store_xml(list, 5, "preferred-address");
 	validate_kolab_store_xml(list, 6, "unknown4");
 
-	// The x-custom fields are written manually to kolab store while writing evolution
+	/* The x-custom fields are written manually to kolab store while writing evolution */
 	IS_TEST_STAGE_EVO_TO_INTERN(stage) ? validate_kolab_store_xml(list, 7, "x-custom") : NULL ;
 	IS_TEST_STAGE_EVO_TO_INTERN(stage) ? validate_kolab_store_xml(list, 8, "x-custom") : NULL ;
 	IS_TEST_STAGE_EVO_TO_INTERN(stage) ? validate_kolab_store_xml(list, 9, "x-custom") : NULL ;
 	IS_TEST_STAGE_EVO_TO_INTERN(stage) ? validate_kolab_store_xml(list, 10, "x-custom") : NULL ;
 	IS_TEST_STAGE_EVO_TO_INTERN(stage) ? validate_kolab_store_xml(list, 11, "x-custom") : NULL ;
 
-	// test elements below phone number elements
+	/* test elements below phone number elements */
 	Phone_number* pn;
 
 	pn = assert_phone_in_list (icontact->phone_numbers, "110", ICONTACT_PHONE_HOME_1);
@@ -519,15 +526,17 @@ validate_kolab_contact_300 (const I_contact *icontact, gint stage)
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "display-name");
 
-//	Address *addr;
-//
-//	addr = assert_address_in_list(icontact->addresses, ICONTACT_ADDR_TYPE_HOME,
-//				"street", "Privat Postfach", "Privat Ort", "Privat Region", "Privat Postleitzahl", "Deutschland");
-//
-//	list = kolab_store_get_element_list(icontact->common, addr);
-//	g_assert_cmpint(g_list_length(list), ==, 2);
-//	validate_kolab_store_xml(list, 1, "unknown7");
-//	validate_kolab_store_xml(list, 0, "x-kde-type");
+#if 0
+	Address *addr;
+
+	addr = assert_address_in_list(icontact->addresses, ICONTACT_ADDR_TYPE_HOME,
+				"street", "Privat Postfach", "Privat Ort", "Privat Region", "Privat Postleitzahl", "Deutschland");
+
+	list = kolab_store_get_element_list(icontact->common, addr);
+	g_assert_cmpint(g_list_length(list), ==, 2);
+	validate_kolab_store_xml(list, 1, "unknown7");
+	validate_kolab_store_xml(list, 0, "x-kde-type");
+#endif
 }
 
 
diff --git a/src/libekolabconv/test/src/test-kolab-event.c b/src/libekolabconv/test/src/test-kolab-event.c
index 2608067..8258d3c 100644
--- a/src/libekolabconv/test/src/test-kolab-event.c
+++ b/src/libekolabconv/test/src/test-kolab-event.c
@@ -33,7 +33,7 @@ validate_kolab_event_100(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.132E74C769684382891031D889490CC8",
@@ -44,7 +44,7 @@ validate_kolab_event_100(const I_event *ievent, gint stage)
 					 "2010-08-23 08:25:55",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"Betreff",
 						"Ort",
@@ -53,20 +53,20 @@ validate_kolab_event_100(const I_event *ievent, gint stage)
 						"2010-08-23 07:00:00",
 						stage);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-24 07:30:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
 	validate_kolab_store_xml(list, 1, "creator");
 
-	// kolab attachment store
+	/* kolab attachment store */
 
 	g_assert_cmpint(g_list_length(ievent->incidence->common->kolab_attachment_store), ==, 1);
 
@@ -81,7 +81,7 @@ validate_kolab_event_101(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.087637891D644410BF210F577C90DA1A",
@@ -92,7 +92,7 @@ validate_kolab_event_101(const I_event *ievent, gint stage)
 					 "2010-08-23 08:29:37",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"Betreff",
 						"Ort",
@@ -101,9 +101,9 @@ validate_kolab_event_101(const I_event *ievent, gint stage)
 						"2010-08-25 07:00:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -117,7 +117,7 @@ validate_kolab_event_101(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(ievent->incidence->attendee,
 							"Hendrik Helwich (h helwich tarent de)",
 							"h helwich tarent de",
@@ -126,14 +126,14 @@ validate_kolab_event_101(const I_event *ievent, gint stage)
 							TRUE,
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-26 07:30:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 6);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -149,7 +149,7 @@ validate_kolab_event_102(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.B59E888AB0D84F5BA1BAD43BEEC15FC2",
@@ -160,7 +160,7 @@ validate_kolab_event_102(const I_event *ievent, gint stage)
 					 "2010-08-23 08:34:40",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"Betreff",
 						"Ort",
@@ -169,14 +169,14 @@ validate_kolab_event_102(const I_event *ievent, gint stage)
 						"2010-08-23",
 						stage);
 
-	// event
+	/* event */
 	assert_equal_gdate("2010-08-23", ievent->end_date->date);
 	g_assert(SHOW_TIME_AS_FREE == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -188,7 +188,7 @@ validate_kolab_event_103(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.3FF30815C6534CC1B04231E7E1B84DE0",
@@ -199,7 +199,7 @@ validate_kolab_event_103(const I_event *ievent, gint stage)
 					 "2010-08-23 08:34:39",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"Betreff",
 						"Ort",
@@ -208,14 +208,14 @@ validate_kolab_event_103(const I_event *ievent, gint stage)
 						"2010-08-23 07:00:00",
 						stage);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 07:30:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_FREE == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -227,7 +227,7 @@ validate_kolab_event_104(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 			 "Toltec Connector Open Format (2.0)",
 			 "TOLTEC.99E4CF1408D64CD9BE391B3B1BA433E1",
@@ -238,7 +238,7 @@ validate_kolab_event_104(const I_event *ievent, gint stage)
 			 "2010-08-23 08:36:59",
 			 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 			NULL,
 			NULL,
@@ -247,14 +247,14 @@ validate_kolab_event_104(const I_event *ievent, gint stage)
 			"2010-08-23 07:00:00",
 			stage);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 07:30:00", ievent->end_date->date_time);
-	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);	// I_INC_STATUS_TENTATIVE not available in Kontact and Evolution
+	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);	/* I_INC_STATUS_TENTATIVE not available in Kontact and Evolution */
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -266,7 +266,7 @@ validate_kolab_event_105(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */ 
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.3B4BE7A2FD344DF8876CA05F1A33DA44",
@@ -277,7 +277,7 @@ validate_kolab_event_105(const I_event *ievent, gint stage)
 					 "2010-08-23 08:36:59",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -286,14 +286,14 @@ validate_kolab_event_105(const I_event *ievent, gint stage)
 						"2010-08-23 07:00:00",
 						stage);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 07:30:00", ievent->end_date->date_time);
-	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);	// SHOW_TIME_AS_OUT_OF_OFFICE not available in Kontact and Evolution
+	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);	/* SHOW_TIME_AS_OUT_OF_OFFICE not available in Kontact and Evolution */
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -305,7 +305,7 @@ validate_kolab_event_106(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.90A2920B92BF4FAF83DC9CEB3B7B84C8",
@@ -316,7 +316,7 @@ validate_kolab_event_106(const I_event *ievent, gint stage)
 					 "2010-08-23 08:36:57",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -325,14 +325,14 @@ validate_kolab_event_106(const I_event *ievent, gint stage)
 						"2010-08-23 07:00:00",
 						stage);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 07:30:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -344,7 +344,7 @@ validate_kolab_event_107(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.094C43511FE84231AFF0DA64A0F3D572",
@@ -355,7 +355,7 @@ validate_kolab_event_107(const I_event *ievent, gint stage)
 					 "2010-08-23 08:38:42",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -364,14 +364,14 @@ validate_kolab_event_107(const I_event *ievent, gint stage)
 						"2010-08-23 07:00:00",
 						stage);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 07:30:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -383,7 +383,7 @@ validate_kolab_event_108(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.CF7182FCA75645D3A819F2E18B9DE739",
@@ -394,7 +394,7 @@ validate_kolab_event_108(const I_event *ievent, gint stage)
 					 "2010-08-23 08:38:24",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -403,14 +403,14 @@ validate_kolab_event_108(const I_event *ievent, gint stage)
 						"2010-08-23 07:00:00",
 						stage);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 07:30:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -422,7 +422,7 @@ validate_kolab_event_109(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.114120AC5BD141FDB8117DF70AB5FAED",
@@ -433,7 +433,7 @@ validate_kolab_event_109(const I_event *ievent, gint stage)
 					 "2010-08-23 08:43:04",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -442,9 +442,9 @@ validate_kolab_event_109(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -458,14 +458,14 @@ validate_kolab_event_109(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -477,7 +477,7 @@ validate_kolab_event_110(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.8277A45E2B1D4A448773C0B2E326C0A2",
@@ -488,7 +488,7 @@ validate_kolab_event_110(const I_event *ievent, gint stage)
 					 "2010-08-23 08:44:02",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -497,14 +497,14 @@ validate_kolab_event_110(const I_event *ievent, gint stage)
 						"2010-08-23 07:00:00",
 						stage);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 07:30:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -516,7 +516,7 @@ validate_kolab_event_111(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.E9FEA7AA3F0544D6A8FEA3C7C8D70F6B",
@@ -527,7 +527,7 @@ validate_kolab_event_111(const I_event *ievent, gint stage)
 					 "2010-08-23 08:44:05",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -536,9 +536,9 @@ validate_kolab_event_111(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -552,14 +552,14 @@ validate_kolab_event_111(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -571,7 +571,7 @@ validate_kolab_event_112(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.925E577D43C64BF0A203F73FEB4DD757",
@@ -582,7 +582,7 @@ validate_kolab_event_112(const I_event *ievent, gint stage)
 					 "2010-08-23 08:44:39",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -591,9 +591,9 @@ validate_kolab_event_112(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -607,14 +607,14 @@ validate_kolab_event_112(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -626,7 +626,7 @@ validate_kolab_event_113(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.A3BC0405B1A949D7849CCD093139805D",
@@ -637,7 +637,7 @@ validate_kolab_event_113(const I_event *ievent, gint stage)
 					 "2010-08-23 08:45:53",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -646,9 +646,9 @@ validate_kolab_event_113(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -662,14 +662,14 @@ validate_kolab_event_113(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -681,7 +681,7 @@ validate_kolab_event_114(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.EC02464D4C9B42CE9C69B8580BDA76D9",
@@ -692,7 +692,7 @@ validate_kolab_event_114(const I_event *ievent, gint stage)
 					 "2010-08-23 09:25:41",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -701,9 +701,9 @@ validate_kolab_event_114(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -717,7 +717,7 @@ validate_kolab_event_114(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
 						1,
@@ -727,14 +727,14 @@ validate_kolab_event_114(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -746,7 +746,7 @@ validate_kolab_event_115(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.61A1257E11404AAC84D7108B5648F978",
@@ -757,7 +757,7 @@ validate_kolab_event_115(const I_event *ievent, gint stage)
 					 "2010-08-23 09:26:29",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -766,15 +766,15 @@ validate_kolab_event_115(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
 						 0,
 						 0,
-						 0,
+					 	 0,
 						 NULL,
 						 NULL,
 						 NULL,
@@ -782,7 +782,7 @@ validate_kolab_event_115(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_DAILY,
 						1,
@@ -792,14 +792,14 @@ validate_kolab_event_115(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -811,7 +811,7 @@ validate_kolab_event_116(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					"Toltec Connector Open Format (2.0)",
 					"TOLTEC.48D03B223AEC4BBE83F5330B57A63912",
@@ -822,7 +822,7 @@ validate_kolab_event_116(const I_event *ievent, gint stage)
 					"2010-08-23 09:27:16",
 					stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -831,9 +831,9 @@ validate_kolab_event_116(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -847,7 +847,7 @@ validate_kolab_event_116(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_DAILY,
 						3,
@@ -857,14 +857,14 @@ validate_kolab_event_116(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -876,7 +876,7 @@ validate_kolab_event_117(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					"Toltec Connector Open Format (2.0)",
 					"TOLTEC.0F9627DA8AB14AC794730E1608BA4932",
@@ -887,7 +887,7 @@ validate_kolab_event_117(const I_event *ievent, gint stage)
 					"2010-08-23 09:28:03",
 					stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -896,9 +896,9 @@ validate_kolab_event_117(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -912,7 +912,7 @@ validate_kolab_event_117(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_DAILY,
 						1,
@@ -922,14 +922,14 @@ validate_kolab_event_117(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -941,7 +941,7 @@ validate_kolab_event_118(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.50BCC1BD7F2942A49EB9A185C5DBDC4E",
@@ -952,7 +952,7 @@ validate_kolab_event_118(const I_event *ievent, gint stage)
 					 "2010-08-23 09:30:29",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -961,9 +961,9 @@ validate_kolab_event_118(const I_event *ievent, gint stage)
 						"2010-08-24 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -977,7 +977,7 @@ validate_kolab_event_118(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
 						2,
@@ -987,14 +987,14 @@ validate_kolab_event_118(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-24 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1006,7 +1006,7 @@ validate_kolab_event_119(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.F84F22C2458F4D928F37677231CBB026",
@@ -1017,7 +1017,7 @@ validate_kolab_event_119(const I_event *ievent, gint stage)
 					 "2010-08-23 09:31:13",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1026,9 +1026,9 @@ validate_kolab_event_119(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1042,7 +1042,7 @@ validate_kolab_event_119(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_DAYNUMBER,
 						1,
@@ -1052,14 +1052,14 @@ validate_kolab_event_119(const I_event *ievent, gint stage)
 						23,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1071,7 +1071,7 @@ validate_kolab_event_120(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.2A18DA5FB8844E388EA9C9D570C5B7E6",
@@ -1082,7 +1082,7 @@ validate_kolab_event_120(const I_event *ievent, gint stage)
 					 "2010-08-23 09:32:11",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1091,9 +1091,9 @@ validate_kolab_event_120(const I_event *ievent, gint stage)
 						"2010-08-31 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1107,7 +1107,7 @@ validate_kolab_event_120(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_DAYNUMBER,
 						3,
@@ -1117,14 +1117,14 @@ validate_kolab_event_120(const I_event *ievent, gint stage)
 						31,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-31 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1136,7 +1136,7 @@ validate_kolab_event_121(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.73CB404DC1B3494083891CB6C909BB23",
@@ -1147,7 +1147,7 @@ validate_kolab_event_121(const I_event *ievent, gint stage)
 					 "2010-08-23 09:35:08",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1156,9 +1156,9 @@ validate_kolab_event_121(const I_event *ievent, gint stage)
 						"2010-08-28 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1172,7 +1172,7 @@ validate_kolab_event_121(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_DAYNUMBER,
 						2,
@@ -1182,14 +1182,14 @@ validate_kolab_event_121(const I_event *ievent, gint stage)
 						28,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-28 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1201,7 +1201,7 @@ validate_kolab_event_122(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 				"Toltec Connector Open Format (2.0)",
 				"TOLTEC.3F7EF2D43F8C4E48B8E81510FAC83775",
@@ -1212,7 +1212,7 @@ validate_kolab_event_122(const I_event *ievent, gint stage)
 				"2010-08-23 09:36:53",
 				stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1221,9 +1221,9 @@ validate_kolab_event_122(const I_event *ievent, gint stage)
 						"2010-08-24 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1237,7 +1237,7 @@ validate_kolab_event_122(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_WEEKDAY,
 						2,
@@ -1247,14 +1247,14 @@ validate_kolab_event_122(const I_event *ievent, gint stage)
 						4,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-24 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1266,7 +1266,7 @@ validate_kolab_event_123(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.01609FAA3B154E168ADB4C242781C110",
@@ -1277,7 +1277,7 @@ validate_kolab_event_123(const I_event *ievent, gint stage)
 					 "2010-08-23 09:37:34",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1286,9 +1286,9 @@ validate_kolab_event_123(const I_event *ievent, gint stage)
 						"2010-08-28 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1302,7 +1302,7 @@ validate_kolab_event_123(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_WEEKDAY,
 						3,
@@ -1312,14 +1312,14 @@ validate_kolab_event_123(const I_event *ievent, gint stage)
 						5,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-28 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1331,7 +1331,7 @@ validate_kolab_event_124(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.8CCB5B6F56934CA6863C7A17C820538D",
@@ -1342,7 +1342,7 @@ validate_kolab_event_124(const I_event *ievent, gint stage)
 					 "2010-08-23 09:39:19",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1351,9 +1351,9 @@ validate_kolab_event_124(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1367,7 +1367,7 @@ validate_kolab_event_124(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_MONTHDAY,
 						1,
@@ -1377,14 +1377,14 @@ validate_kolab_event_124(const I_event *ievent, gint stage)
 						23,
 						I_COMMON_AUG);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1396,7 +1396,7 @@ validate_kolab_event_125(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.92A024C2D37E4F2097034A6C7E99B440",
@@ -1407,7 +1407,7 @@ validate_kolab_event_125(const I_event *ievent, gint stage)
 					 "2010-08-23 09:40:51",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1416,9 +1416,9 @@ validate_kolab_event_125(const I_event *ievent, gint stage)
 						"2011-02-28 11:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1432,7 +1432,7 @@ validate_kolab_event_125(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_MONTHDAY,
 						1,
@@ -1442,14 +1442,14 @@ validate_kolab_event_125(const I_event *ievent, gint stage)
 						28,
 						I_COMMON_FEB);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2011-02-28 12:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1461,7 +1461,7 @@ validate_kolab_event_126(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.1EBA0394588747AD92DA11E56C85FE44",
@@ -1472,7 +1472,7 @@ validate_kolab_event_126(const I_event *ievent, gint stage)
 					 "2010-08-23 09:42:27",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1481,9 +1481,9 @@ validate_kolab_event_126(const I_event *ievent, gint stage)
 						"2011-08-04 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1497,7 +1497,7 @@ validate_kolab_event_126(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1507,7 +1507,7 @@ validate_kolab_event_126(const I_event *ievent, gint stage)
 						4,
 						I_COMMON_AUG);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2011-08-04 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
@@ -1529,10 +1529,10 @@ validate_kolab_event_126(const I_event *ievent, gint stage)
 	  RRULE:FREQ=YEARLY;BYDAY=MO,TU,WE,TH,FR,SA,SU;BYMONTHDAY=4;BYMONTH=8
 	 */
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1544,7 +1544,7 @@ validate_kolab_event_127(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.9960E30147D0425A82514E061A8A94C8",
@@ -1555,7 +1555,7 @@ validate_kolab_event_127(const I_event *ievent, gint stage)
 					 "2010-08-23 09:43:33",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1564,9 +1564,9 @@ validate_kolab_event_127(const I_event *ievent, gint stage)
 						"2011-08-04 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1580,7 +1580,7 @@ validate_kolab_event_127(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1590,14 +1590,14 @@ validate_kolab_event_127(const I_event *ievent, gint stage)
 						4,
 						I_COMMON_AUG);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2011-08-04 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1609,7 +1609,7 @@ validate_kolab_event_128(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.68714769A05F40F08A491E5E72F5F633",
@@ -1620,7 +1620,7 @@ validate_kolab_event_128(const I_event *ievent, gint stage)
 					 "2010-08-23 09:44:07",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1629,9 +1629,9 @@ validate_kolab_event_128(const I_event *ievent, gint stage)
 						"2011-08-14 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1645,7 +1645,7 @@ validate_kolab_event_128(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1655,14 +1655,14 @@ validate_kolab_event_128(const I_event *ievent, gint stage)
 						4,
 						I_COMMON_AUG);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2011-08-14 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1674,7 +1674,7 @@ validate_kolab_event_129(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.0033AB320BDA4918A559E29A7DB61CF8",
@@ -1685,7 +1685,7 @@ validate_kolab_event_129(const I_event *ievent, gint stage)
 					 "2010-08-23 09:44:43",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1694,9 +1694,9 @@ validate_kolab_event_129(const I_event *ievent, gint stage)
 						"2010-08-29 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1710,7 +1710,7 @@ validate_kolab_event_129(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1720,14 +1720,14 @@ validate_kolab_event_129(const I_event *ievent, gint stage)
 						5,
 						I_COMMON_AUG);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-29 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1739,7 +1739,7 @@ validate_kolab_event_130(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.D3610D9851A341B7992AF1904607B520",
@@ -1750,7 +1750,7 @@ validate_kolab_event_130(const I_event *ievent, gint stage)
 					 "2010-08-23 09:45:26",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1759,9 +1759,9 @@ validate_kolab_event_130(const I_event *ievent, gint stage)
 						"2011-02-28 11:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1775,7 +1775,7 @@ validate_kolab_event_130(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1785,14 +1785,14 @@ validate_kolab_event_130(const I_event *ievent, gint stage)
 						5,
 						I_COMMON_FEB);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2011-02-28 12:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1804,7 +1804,7 @@ validate_kolab_event_131(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.64D402213A924BF39811455D36BDE67A",
@@ -1815,7 +1815,7 @@ validate_kolab_event_131(const I_event *ievent, gint stage)
 					 "2010-08-23 09:47:45",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1824,9 +1824,9 @@ validate_kolab_event_131(const I_event *ievent, gint stage)
 						"2011-08-01 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1840,7 +1840,7 @@ validate_kolab_event_131(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1850,14 +1850,14 @@ validate_kolab_event_131(const I_event *ievent, gint stage)
 						1,
 						I_COMMON_AUG);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2011-08-01 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1869,7 +1869,7 @@ validate_kolab_event_132(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.6B121CBF922C41F0AC5E91B56EAA4610",
@@ -1880,7 +1880,7 @@ validate_kolab_event_132(const I_event *ievent, gint stage)
 					 "2010-08-23 09:48:35",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1889,9 +1889,9 @@ validate_kolab_event_132(const I_event *ievent, gint stage)
 						"2011-08-01 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1905,7 +1905,7 @@ validate_kolab_event_132(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1915,14 +1915,14 @@ validate_kolab_event_132(const I_event *ievent, gint stage)
 						1,
 						I_COMMON_AUG);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2011-08-01 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1934,7 +1934,7 @@ validate_kolab_event_133(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.67BBC9B188794A27968E490FC381CD38",
@@ -1945,7 +1945,7 @@ validate_kolab_event_133(const I_event *ievent, gint stage)
 					 "2010-08-23 09:50:43",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -1954,9 +1954,9 @@ validate_kolab_event_133(const I_event *ievent, gint stage)
 						"2010-11-28 11:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -1970,7 +1970,7 @@ validate_kolab_event_133(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1980,14 +1980,14 @@ validate_kolab_event_133(const I_event *ievent, gint stage)
 						5,
 						I_COMMON_NOV);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-11-28 12:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -1999,7 +1999,7 @@ validate_kolab_event_134(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.368CA0DA11DC4F759A1F7670AFC8BCD3",
@@ -2010,7 +2010,7 @@ validate_kolab_event_134(const I_event *ievent, gint stage)
 					 "2010-08-23 09:52:50",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -2019,9 +2019,9 @@ validate_kolab_event_134(const I_event *ievent, gint stage)
 						"2010-08-31 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -2035,7 +2035,7 @@ validate_kolab_event_134(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_WEEKDAY,
 						2,
@@ -2045,14 +2045,14 @@ validate_kolab_event_134(const I_event *ievent, gint stage)
 						5,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-31 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -2064,7 +2064,7 @@ validate_kolab_event_135(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.90650AA582394CDFB0B3D090A1A7A30C",
@@ -2075,7 +2075,7 @@ validate_kolab_event_135(const I_event *ievent, gint stage)
 					 "2010-08-23 09:54:06",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -2084,9 +2084,9 @@ validate_kolab_event_135(const I_event *ievent, gint stage)
 						"2010-12-27 11:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -2100,7 +2100,7 @@ validate_kolab_event_135(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -2110,14 +2110,14 @@ validate_kolab_event_135(const I_event *ievent, gint stage)
 						4,
 						I_COMMON_DEC);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-12-27 12:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -2129,7 +2129,7 @@ validate_kolab_event_136(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.A864570513B049FDB74C7295055FAAF4",
@@ -2140,7 +2140,7 @@ validate_kolab_event_136(const I_event *ievent, gint stage)
 					 "2010-08-23 09:54:49",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -2149,9 +2149,9 @@ validate_kolab_event_136(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -2165,7 +2165,7 @@ validate_kolab_event_136(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	gint rdate[3] = {25,10,2020};
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
@@ -2176,14 +2176,14 @@ validate_kolab_event_136(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -2195,7 +2195,7 @@ validate_kolab_event_137(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.7B3E79BD41E047BE8EAF573F72A3C3BF",
@@ -2206,7 +2206,7 @@ validate_kolab_event_137(const I_event *ievent, gint stage)
 					 "2010-08-23 09:55:35",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -2215,9 +2215,9 @@ validate_kolab_event_137(const I_event *ievent, gint stage)
 						"2010-08-23 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -2231,14 +2231,14 @@ validate_kolab_event_137(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -2250,7 +2250,7 @@ validate_kolab_event_138(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.009A32D1BD574FC681F9E6FBA499BB35",
@@ -2261,7 +2261,7 @@ validate_kolab_event_138(const I_event *ievent, gint stage)
 					 "2010-08-23 09:57:48",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -2270,9 +2270,9 @@ validate_kolab_event_138(const I_event *ievent, gint stage)
 						"2010-08-30 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -2286,7 +2286,7 @@ validate_kolab_event_138(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
 						1,
@@ -2296,14 +2296,14 @@ validate_kolab_event_138(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-30 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -2315,7 +2315,7 @@ validate_kolab_event_139(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.BC1711428F1646098131D3943241B780",
@@ -2326,7 +2326,7 @@ validate_kolab_event_139(const I_event *ievent, gint stage)
 					 "2010-08-23 10:01:45",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -2335,9 +2335,9 @@ validate_kolab_event_139(const I_event *ievent, gint stage)
 						"2010-10-11 10:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -2351,7 +2351,7 @@ validate_kolab_event_139(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
 						1,
@@ -2361,14 +2361,14 @@ validate_kolab_event_139(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-10-11 11:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -2380,7 +2380,7 @@ validate_kolab_event_140(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.908D4D5690AD48148FB6ECDB41A0499D",
@@ -2391,7 +2391,7 @@ validate_kolab_event_140(const I_event *ievent, gint stage)
 					 "2010-08-23 10:03:29",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						NULL,
 						NULL,
@@ -2400,9 +2400,9 @@ validate_kolab_event_140(const I_event *ievent, gint stage)
 						"2010-08-23 12:30:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -2416,7 +2416,7 @@ validate_kolab_event_140(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
 						1,
@@ -2426,14 +2426,14 @@ validate_kolab_event_140(const I_event *ievent, gint stage)
 						0,
 						0);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-23 16:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "color-label");
@@ -2446,7 +2446,7 @@ validate_kolab_event_201(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-414546177.646",
@@ -2457,7 +2457,7 @@ validate_kolab_event_201(const I_event *ievent, gint stage)
 					 "2010-08-24 14:13:01",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"event_k1",
 						NULL,
@@ -2466,23 +2466,23 @@ validate_kolab_event_201(const I_event *ievent, gint stage)
 						"2010-08-24 08:00:00",
 						stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(ievent->incidence->attendee,
 							"Hendrik Helwich",
 							"h helwich tarent de",
 							I_INC_STATUS_ACCEPTED,
 							FALSE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-24 10:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	gint llen = g_list_length(list);
 	g_assert_cmpint(llen, ==, 1);
@@ -2494,7 +2494,7 @@ validate_kolab_event_202(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1478387587.1025",
@@ -2505,7 +2505,7 @@ validate_kolab_event_202(const I_event *ievent, gint stage)
 					 "2010-08-24 14:14:33",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"event_k2",
 						"Adresse",
@@ -2514,23 +2514,23 @@ validate_kolab_event_202(const I_event *ievent, gint stage)
 						"2010-08-24 08:00:00",
 						stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(ievent->incidence->attendee,
 							"Hendrik Helwich",
 							"h helwich tarent de",
 							I_INC_STATUS_ACCEPTED,
 							FALSE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-26 10:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_FREE == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2541,7 +2541,7 @@ validate_kolab_event_203(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1971934702.871",
@@ -2552,7 +2552,7 @@ validate_kolab_event_203(const I_event *ievent, gint stage)
 					 "2010-08-24 14:15:44",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"event_k3",
 						NULL,
@@ -2561,23 +2561,23 @@ validate_kolab_event_203(const I_event *ievent, gint stage)
 						"2010-08-26",
 						stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(ievent->incidence->attendee,
 							"Hendrik Helwich",
 							"h helwich tarent de",
 							I_INC_STATUS_ACCEPTED,
 							FALSE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
-	// event
+	/* event */
 	assert_equal_gdate("2010-08-27", ievent->end_date->date);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2587,9 +2587,9 @@ void
 validate_kolab_event_204(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
-	// TODO: Incidence: not handled elements: <advanced-alarms><enabled>
+	/* TODO: Incidence: not handled elements: <advanced-alarms><enabled> */
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-503971337.955",
@@ -2600,7 +2600,7 @@ validate_kolab_event_204(const I_event *ievent, gint stage)
 					 "2010-08-24 14:17:42",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"event_k4",
 						NULL,
@@ -2609,9 +2609,9 @@ validate_kolab_event_204(const I_event *ievent, gint stage)
 						"2010-08-24 08:00:00",
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 900,
@@ -2638,19 +2638,19 @@ validate_kolab_event_204(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-24 10:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
 
-	// kolab attachment store
+	/* kolab attachment store */
 
 	g_assert_cmpint(g_list_length(ievent->incidence->common->kolab_attachment_store), ==, 1);
 
@@ -2665,7 +2665,7 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1839033818.373",
@@ -2676,7 +2676,7 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 					 "2010-08-24 14:21:57",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 						"event_k5",
 						NULL,
@@ -2685,13 +2685,13 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 						"2010-08-24 08:00:00",
 						stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(ievent->incidence->attendee,
 							"Vorname1 Nachname1",
 							"Name1 example net",
 							I_INC_STATUS_NONE,
 							TRUE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
 	assert_attendee_in_list(ievent->incidence->attendee,
@@ -2699,7 +2699,7 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 							"Name2 example net",
 							I_INC_STATUS_ACCEPTED,
 							FALSE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_OPTIONAL, I_INC_CUTYPE_UNDEFINED);
 
 	assert_attendee_in_list(ievent->incidence->attendee,
@@ -2707,7 +2707,7 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 							"Name3 example net",
 							I_INC_STATUS_DECLINED,
 							TRUE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_RESOURCE, I_INC_CUTYPE_UNDEFINED);
 
 	assert_attendee_in_list(ievent->incidence->attendee,
@@ -2715,7 +2715,7 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 							"Name4 example net",
 							I_INC_STATUS_TENTATIVE,
 							TRUE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
 	assert_attendee_in_list(ievent->incidence->attendee,
@@ -2723,7 +2723,7 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 							"Name5 example net",
 							I_INC_STATUS_DELEGATED,
 							TRUE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
 	assert_attendee_in_list(ievent->incidence->attendee,
@@ -2731,7 +2731,7 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 							"Name6 example net",
 							I_INC_STATUS_ACCEPTED,
 							FALSE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
 	assert_attendee_in_list(ievent->incidence->attendee,
@@ -2739,17 +2739,17 @@ validate_kolab_event_205(const I_event *ievent, gint stage)
 							"Name7 example net",
 							I_INC_STATUS_ACCEPTED,
 							FALSE,
-							FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+							FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
-	// event
+	/* event */
 	assert_equal_timestamp("2010-08-24 10:00:00", ievent->end_date->date_time);
 	g_assert(SHOW_TIME_AS_BUSY == ievent->show_time_as);
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2759,11 +2759,12 @@ void
 validate_kolab_event_206(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
-	// same as 205 with additional kolab store unknown elements
-	// only test kolab store here
+	/* same as 205 with additional kolab store unknown elements
+	 * only test kolab store here
+	 */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// get top level unknown elements
+	/* get top level unknown elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 4);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2785,15 +2786,15 @@ validate_kolab_event_207(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// yearly recurrence is mapped to monthly recurrence every 12 Months
+	/* yearly recurrence is mapped to monthly recurrence every 12 Months */
 	validate_recurrence(ievent->incidence->recurrence,
-			I_REC_CYCLE_YEARLY_WEEKDAY,	// Recurrence_cycle
-			1,			// interval
-			-1,			// range_number
-			NULL,		// range_date
-			4,			// weekdays
-			4,			// day_number
-			I_COMMON_JAN);		// month
+			I_REC_CYCLE_YEARLY_WEEKDAY,	/* Recurrence_cycle	*/
+			1,				/* interval		*/
+			-1,				/* range_number		*/
+			NULL,				/* range_date		*/
+			4,				/* weekdays		*/
+			4,				/* day_number		*/
+			I_COMMON_JAN);			/* month		*/
 }
 
 void
@@ -2801,15 +2802,15 @@ validate_kolab_event_208(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// recurrence cannot be handled by evolution
+	/* recurrence cannot be handled by evolution */
 	validate_recurrence(ievent->incidence->recurrence,
-			I_REC_CYCLE_YEARLY_YEARDAY,	// Recurrence_cycle
-			1,			// interval
-			0,			// range_number
-			NULL,		// range_date
-			0,			// weekdays
-			29,			// day_number
-			I_COMMON_MONTH_NULL);	// month
+			I_REC_CYCLE_YEARLY_YEARDAY,	/* Recurrence_cycle	*/
+			1,				/* interval		*/
+			0,				/* range_number		*/
+			NULL,				/* range_date		*/
+			0,				/* weekdays		*/
+			29,				/* day_number		*/
+			I_COMMON_MONTH_NULL);		/* month		*/
 }
 
 void
@@ -2817,7 +2818,7 @@ validate_kolab_event_500(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "KOrganizer 4.4.2, Kolab resource",
 					 "libkcal-921351035.297",
@@ -2828,7 +2829,7 @@ validate_kolab_event_500(const I_event *ievent, gint stage)
 					 "2010-07-30 16:34:51",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 					"bumsfallera",
 					"hier",
@@ -2837,13 +2838,13 @@ validate_kolab_event_500(const I_event *ievent, gint stage)
 					"2010-07-30 09:30:00",
 					stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(ievent->incidence->attendee,
 					NULL,
 					"silvan kobalt kc local",
 					I_INC_STATUS_NONE,
 					TRUE,
-					FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+					FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 					I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
 	assert_attendee_in_list(ievent->incidence->attendee,
@@ -2851,7 +2852,7 @@ validate_kolab_event_500(const I_event *ievent, gint stage)
 					"hilberg kernelconcepts de",
 					I_INC_STATUS_ACCEPTED,
 					FALSE,
-					FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+					FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 					I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 }
 
@@ -2862,7 +2863,7 @@ validate_kolab_event_501(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100115.1075236), Kolab resource",
 					 "libkcal-1477131994.487",
@@ -2873,7 +2874,7 @@ validate_kolab_event_501(const I_event *ievent, gint stage)
 					 "2011-03-16 08:57:00",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 					"erinnerunge audio",
 					NULL,
@@ -2882,16 +2883,16 @@ validate_kolab_event_501(const I_event *ievent, gint stage)
 					"2011-03-16",
 					stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(ievent->incidence->attendee,
 					"James Kirk",
 					"jkirk tarent de",
 					I_INC_STATUS_ACCEPTED,
 					FALSE,
-					FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+					FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 					I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 					 I_ALARM_TYPE_DISPLAY,
 					 15,
@@ -2924,7 +2925,7 @@ validate_kolab_event_502(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100115.1075236), Kolab resource",
 					 "libkcal-1356975605.58",
@@ -2935,7 +2936,7 @@ validate_kolab_event_502(const I_event *ievent, gint stage)
 					 "2011-03-16 13:24:00",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 					"Erinnerung Datei ohne Anhang",
 					NULL,
@@ -2944,13 +2945,13 @@ validate_kolab_event_502(const I_event *ievent, gint stage)
 					"2011-03-15",
 					stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(ievent->incidence->attendee,
 					"James Kirk",
 					"jkirk tarent de",
 					I_INC_STATUS_ACCEPTED,
 					FALSE,
-					FALSE,	// TODO: Incidence: <invitation-sent> must be false, runs anyway when its true
+					FALSE,	/* TODO: Incidence: <invitation-sent> must be false, runs anyway when its true */
 					I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
@@ -2972,10 +2973,10 @@ validate_kolab_event_503(const I_event *ievent, gint stage)
 {
 	(void)stage;
 	
-	// advanced alarms
+	/* advanced alarms */
 	g_assert_cmpint(g_list_length(ievent->incidence->advanced_alarm), ==, 2);
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 15,
@@ -2989,7 +2990,7 @@ validate_kolab_event_503(const I_event *ievent, gint stage)
 						 NULL,
 						 NULL);
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	Alarm *mail_alarm = assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 						 I_ALARM_TYPE_EMAIL,
 						 -15,
@@ -3015,10 +3016,10 @@ validate_kolab_event_504(const I_event *ievent, gint stage)
 {
 	(void)stage;
 	
-	// advanced alarms
+	/* advanced alarms */
 	g_assert_cmpint(g_list_length(ievent->incidence->advanced_alarm), ==, 2);
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 			 I_ALARM_TYPE_DISPLAY,
 			 99,
@@ -3032,7 +3033,7 @@ validate_kolab_event_504(const I_event *ievent, gint stage)
 			 NULL,
 			 NULL);
 
-	// this is a mapped simple alarm from kolab
+	/* this is a mapped simple alarm from kolab */
 	Alarm *mail_alarm = assert_Alarm_in_list(ievent->incidence->advanced_alarm,
 			 I_ALARM_TYPE_DISPLAY,
 			 -99,
@@ -3086,7 +3087,7 @@ validate_kolab_event_506(const I_event *ievent, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(ievent->incidence->common,
 					 "Evolution/libekolabconv",
 					 "999463355",
@@ -3097,7 +3098,7 @@ validate_kolab_event_506(const I_event *ievent, gint stage)
 					 "2010-07-30 14:15:10",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(ievent->incidence,
 					"Tag der Arbeit",
 					NULL,
@@ -3106,24 +3107,24 @@ validate_kolab_event_506(const I_event *ievent, gint stage)
 					"2009-05-01",
 					stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(ievent->incidence->recurrence,
-			I_REC_CYCLE_YEARLY_MONTHDAY,	// Recurrence_cycle
-			1,			// interval
-			0,			// range_number
-			NULL,		// range_date
-			0,			// weekdays
-			1,			// day_number
-			I_COMMON_MAY);	// month
-
-	// event
+			I_REC_CYCLE_YEARLY_MONTHDAY,	/* Recurrence_cycle	*/
+			1,				/* interval		*/
+			0,				/* range_number		*/
+			NULL,				/* range_date		*/
+			0,				/* weekdays		*/
+			1,				/* day_number		*/
+			I_COMMON_MAY);			/* month		*/
+
+	/* event */
 	assert_equal_gdate("2009-05-01", ievent->end_date->date);
 
 
-	// kolab store
+	/* kolab store */
 	g_assert(ievent->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(ievent->incidence->common, ievent->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 0);
 }
diff --git a/src/libekolabconv/test/src/test-kolab-note.c b/src/libekolabconv/test/src/test-kolab-note.c
index db8ff86..4a456fd 100644
--- a/src/libekolabconv/test/src/test-kolab-note.c
+++ b/src/libekolabconv/test/src/test-kolab-note.c
@@ -41,10 +41,10 @@ validate_kolab_note_100(const I_note *inote, gint stage)
 
 	assert_equal("Text", inote->summary);
 
-	// kolab store
+	/* kolab store */
 	g_assert(inote->common->kolab_store == NULL);
 
-	// kolab attachment store
+	/* kolab attachment store */
 
 	g_assert_cmpint(g_list_length(inote->common->kolab_attachment_store), ==, 1);
 
@@ -67,10 +67,10 @@ validate_kolab_note_200(const I_note *inote, gint stage)
 
 	assert_equal("Name", inote->summary);
 
-	// kolab store
+	/* kolab store */
 	g_assert(inote->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(inote->common, inote->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "foreground-color");
diff --git a/src/libekolabconv/test/src/test-kolab-task.c b/src/libekolabconv/test/src/test-kolab-task.c
index ee1a8b9..4693dd1 100644
--- a/src/libekolabconv/test/src/test-kolab-task.c
+++ b/src/libekolabconv/test/src/test-kolab-task.c
@@ -35,7 +35,7 @@ validate_kolab_task_100(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.BD18A4EC0466435FB0B5C71E0D70677C",
@@ -46,7 +46,7 @@ validate_kolab_task_100(const I_task *itask, gint stage)
 					 "2010-08-23 13:28:30",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task1",
 						NULL,
@@ -55,16 +55,16 @@ validate_kolab_task_100(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 
-	// kolab attachment store
+	/* kolab attachment store */
 
 	g_assert_cmpint(g_list_length(itask->incidence->common->kolab_attachment_store), ==, 1);
 
@@ -79,7 +79,7 @@ validate_kolab_task_101(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.DC06829AFDA34005B808D375C0143DC4",
@@ -90,7 +90,7 @@ validate_kolab_task_101(const I_task *itask, gint stage)
 					 "2010-08-23 13:29:46",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task2",
 						NULL,
@@ -99,13 +99,13 @@ validate_kolab_task_101(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(1, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(1, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_IN_PROGRESS == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -115,7 +115,7 @@ validate_kolab_task_102(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.CB6B1047C0644A7988056CE7E96830FD",
@@ -126,7 +126,7 @@ validate_kolab_task_102(const I_task *itask, gint stage)
 					 "2010-08-23 14:51:25",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task3",
 						NULL,
@@ -135,13 +135,13 @@ validate_kolab_task_102(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(5, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(9, itask->priority);
 	assert_equal_int(100, itask->completed);
 	g_assert(I_TASK_COMPLETED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -151,7 +151,7 @@ validate_kolab_task_103(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.396476894362478781A6D65BBE8547E0",
@@ -162,7 +162,7 @@ validate_kolab_task_103(const I_task *itask, gint stage)
 					 "2010-08-23 14:46:58",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task4",
 						NULL,
@@ -171,13 +171,13 @@ validate_kolab_task_103(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(25, itask->completed);
-	g_assert(I_TASK_WAITING_ON_SOMEONE_ELSE == itask->status || I_TASK_NOT_STARTED == itask->status); // no corresponding value available, mapped to I_TASK_NOT_STARTED
+	g_assert(I_TASK_WAITING_ON_SOMEONE_ELSE == itask->status || I_TASK_NOT_STARTED == itask->status); /* no corresponding value available, mapped to I_TASK_NOT_STARTED */
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -187,7 +187,7 @@ validate_kolab_task_104(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.6B82E435283F4373BBA360C4AE608D82",
@@ -198,7 +198,7 @@ validate_kolab_task_104(const I_task *itask, gint stage)
 					 "2010-08-23 14:46:51",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task5",
 						NULL,
@@ -207,13 +207,13 @@ validate_kolab_task_104(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(75, itask->completed);
-	g_assert(I_TASK_DEFERRED == itask->status || I_TASK_NOT_STARTED == itask->status); // no corresponding value available, mapped to I_TASK_NOT_STARTED
+	g_assert(I_TASK_DEFERRED == itask->status || I_TASK_NOT_STARTED == itask->status); /* no corresponding value available, mapped to I_TASK_NOT_STARTED */
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -223,7 +223,7 @@ validate_kolab_task_105(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.3954FA1FE6B44B8C916D3BFB44C5BA2E",
@@ -234,7 +234,7 @@ validate_kolab_task_105(const I_task *itask, gint stage)
 					 "2010-08-23 14:49:09",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task6",
 						NULL,
@@ -243,14 +243,14 @@ validate_kolab_task_105(const I_task *itask, gint stage)
 						"2010-08-25",
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-27", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -260,7 +260,7 @@ validate_kolab_task_106(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.E9A3CC6AB743483E908B81FCBE8FFA5A",
@@ -271,7 +271,7 @@ validate_kolab_task_106(const I_task *itask, gint stage)
 					 "2010-08-23 15:03:50",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task7",
 						NULL,
@@ -280,22 +280,23 @@ validate_kolab_task_106(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/*  unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "reminder-time");
 
-	//TODO: Consider if toltec's <reminder-time> should/can be mapped in some way, actually saved to kolab store
-	//<reminder-time>2010-08-17T06:30:00Z</reminder-time>
+	/* TODO: Consider if toltec's <reminder-time> should/can be mapped in some way, actually saved to kolab store
+	 *       <reminder-time>2010-08-17T06:30:00Z</reminder-time>
+	 */
 }
 
 
@@ -304,7 +305,7 @@ validate_kolab_task_107(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.F9358F55D8FD475886974C50CA2C1CF1",
@@ -315,7 +316,7 @@ validate_kolab_task_107(const I_task *itask, gint stage)
 					 "2010-08-23 14:53:50",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task8",
 						NULL,
@@ -324,13 +325,13 @@ validate_kolab_task_107(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -340,7 +341,7 @@ validate_kolab_task_108(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.34F258EA2D9844BC9F51C3D4EC54F591",
@@ -351,7 +352,7 @@ validate_kolab_task_108(const I_task *itask, gint stage)
 					 "2010-08-23 14:56:00",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task9",
 						NULL,
@@ -360,13 +361,13 @@ validate_kolab_task_108(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -375,19 +376,20 @@ void
 validate_kolab_task_109(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// TODO: Still problem with lost blank in body in test 4
-	// common
+	/* TODO: Still problem with lost blank in body in test 4
+	 * common
+	 */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.4808AA62322C49B5BB781EA026E36DB0",
-					 IS_TEST_STAGE_EVO_TO_FILE(stage) ? "\r\n" : " \r\n", // XXX Space lost during conversion.
+					 IS_TEST_STAGE_EVO_TO_FILE(stage) ? "\r\n" : " \r\n", /* XXX Space lost during conversion. */
 					 NULL,
 					 ICOMMON_SENSITIVITY_PUBLIC,
 					 "2010-08-24 08:29:38",
 					 "2010-08-24 08:29:38",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task11",
 						NULL,
@@ -396,13 +398,13 @@ validate_kolab_task_109(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -411,19 +413,20 @@ void
 validate_kolab_task_110(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// TODO: Still problem with lost blank in body in test 4
-	// common
+	/* TODO: Still problem with lost blank in body in test 4
+	 * common
+	 */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.F08D21AF4C8A4F4FB77968AF672F2A42",
-					 IS_TEST_STAGE_EVO_TO_FILE(stage) ? "\r\n" : " \r\n", // XXX Space lost during conversion.
+					 IS_TEST_STAGE_EVO_TO_FILE(stage) ? "\r\n" : " \r\n", /* XXX Space lost during conversion. */
 					 NULL,
 					 ICOMMON_SENSITIVITY_PUBLIC,
 					 "2010-08-24 08:35:08",
 					 "2010-08-24 08:35:08",
 					 stage);
 
-	// incidence
+	/* incidence */
 		validate_iincidence(itask->incidence,
 							"task12",
 							NULL,
@@ -432,13 +435,13 @@ validate_kolab_task_110(const I_task *itask, gint stage)
 							NULL,
 							stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -448,7 +451,7 @@ validate_kolab_task_111(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.C6FA75F707E74116B563FBCBB92ADC4C",
@@ -459,7 +462,7 @@ validate_kolab_task_111(const I_task *itask, gint stage)
 					 "2010-08-24 08:37:33",
 					 stage);
 
-	// incidence
+	/* incidence */
 		validate_iincidence(itask->incidence,
 							"task13",
 							NULL,
@@ -468,13 +471,13 @@ validate_kolab_task_111(const I_task *itask, gint stage)
 							NULL,
 							stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -484,7 +487,7 @@ validate_kolab_task_112(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Toltec Connector Open Format (2.0)",
 					 "TOLTEC.EF3F44A545B04349AC252E027EF6B4FA",
@@ -495,7 +498,7 @@ validate_kolab_task_112(const I_task *itask, gint stage)
 					 "2010-08-23 14:59:20",
 					 stage);
 
-	// incidence
+	/* incidence */
 		validate_iincidence(itask->incidence,
 							"task10",
 							NULL,
@@ -504,13 +507,13 @@ validate_kolab_task_112(const I_task *itask, gint stage)
 							NULL,
 							stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store == NULL);
 }
 
@@ -520,7 +523,7 @@ validate_kolab_task_201(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-564685637.860",
@@ -531,7 +534,7 @@ validate_kolab_task_201(const I_task *itask, gint stage)
 					 "2010-08-24 11:44:55",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k1",
 						NULL,
@@ -540,17 +543,17 @@ validate_kolab_task_201(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -562,7 +565,7 @@ validate_kolab_task_202(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-2048156149.312",
@@ -573,7 +576,7 @@ validate_kolab_task_202(const I_task *itask, gint stage)
 					 "2010-08-24 11:47:48",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k2",
 						"Adresse",
@@ -582,17 +585,17 @@ validate_kolab_task_202(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -604,7 +607,7 @@ validate_kolab_task_203(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-57372580.449",
@@ -615,7 +618,7 @@ validate_kolab_task_203(const I_task *itask, gint stage)
 					 "2010-08-24 11:52:26",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k3",
 						NULL,
@@ -624,16 +627,16 @@ validate_kolab_task_203(const I_task *itask, gint stage)
 						"2010-08-24",
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -645,7 +648,7 @@ validate_kolab_task_204(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-475965571.406",
@@ -656,7 +659,7 @@ validate_kolab_task_204(const I_task *itask, gint stage)
 					 "2010-08-24 11:53:13",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k4",
 						NULL,
@@ -665,16 +668,16 @@ validate_kolab_task_204(const I_task *itask, gint stage)
 						"2010-08-24 11:52:00",
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(1, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(1, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -686,7 +689,7 @@ validate_kolab_task_205(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-2073502845.847",
@@ -697,7 +700,7 @@ validate_kolab_task_205(const I_task *itask, gint stage)
 					 "2010-08-24 11:54:03",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k5",
 						NULL,
@@ -706,17 +709,17 @@ validate_kolab_task_205(const I_task *itask, gint stage)
 						"2010-08-24 11:53:00",
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(5, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(9, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_timestamp("2010-08-31 11:53:00", itask->due_date->date_time);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -728,7 +731,7 @@ validate_kolab_task_206(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1845750769.323",
@@ -739,7 +742,7 @@ validate_kolab_task_206(const I_task *itask, gint stage)
 					 "2010-08-24 11:54:53",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k6",
 						NULL,
@@ -748,17 +751,17 @@ validate_kolab_task_206(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(50, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -770,7 +773,7 @@ validate_kolab_task_207(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-2105009129.534",
@@ -781,7 +784,7 @@ validate_kolab_task_207(const I_task *itask, gint stage)
 					 "2010-08-24 11:59:26",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k7",
 						NULL,
@@ -790,17 +793,17 @@ validate_kolab_task_207(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(100, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -813,9 +816,9 @@ void
 validate_kolab_task_208(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// TODO: Incidence: not handled elements: <advanced-alarms><enabled>
+	/* TODO: Incidence: not handled elements: <advanced-alarms><enabled> */
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-875220073.856",
@@ -826,7 +829,7 @@ validate_kolab_task_208(const I_task *itask, gint stage)
 					 "2010-08-24 12:12:07",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k8",
 						NULL,
@@ -835,7 +838,7 @@ validate_kolab_task_208(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// advanced alarms
+	/* advanced alarms */
 	assert_Alarm_in_list(itask->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
 						 0,
@@ -849,41 +852,44 @@ validate_kolab_task_208(const I_task *itask, gint stage)
 						 NULL,
 						 NULL);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
 
-	// example Alarm ===========================================================
-//	assert_Alarm_in_list(itask->incidence->advanced_alarm,
-//	I_ALARM_TYPE_EMAIL,
-//	0, 0, 0, 0,
-//	NULL, NULL, NULL, NULL,
-//	"dfgdfgdfg", "sdgdfgdfg");
-
-	// example Alarm with email_param ===========================================
-//	Alarm *alarm;
-//	alarm = assert_Alarm_in_list(itask->incidence->advanced_alarm,
-//			I_ALARM_TYPE_EMAIL,
-//			0, 0, 0, 0,
-//			NULL, NULL, NULL, NULL,
-//			"dfgdfgdfg", "sdgdfgdfg");
-//	if (alarm != NULL){
-//		assert_String_in_list(alarm->email_param->addresses, "sadfsdfsdf");
-//		assert_String_in_list(alarm->email_param->addresses, "sdf");
-//		assert_String_in_list(alarm->email_param->attachments, "/path/to/a/scary-picture.jpg");
-//		assert_String_in_list(alarm->email_param->attachments, "/path/to/another/scary-picture.png");
-//	}
+	/* example Alarm =========================================================== */
+#if 0
+	assert_Alarm_in_list(itask->incidence->advanced_alarm,
+	I_ALARM_TYPE_EMAIL,
+	0, 0, 0, 0,
+	NULL, NULL, NULL, NULL,
+	"dfgdfgdfg", "sdgdfgdfg");
+#endif
+	/* example Alarm with email_param =========================================== */
+#if 0
+	Alarm *alarm;
+	alarm = assert_Alarm_in_list(itask->incidence->advanced_alarm,
+			I_ALARM_TYPE_EMAIL,
+			0, 0, 0, 0,
+			NULL, NULL, NULL, NULL,
+			"dfgdfgdfg", "sdgdfgdfg");
+	if (alarm != NULL){
+		assert_String_in_list(alarm->email_param->addresses, "sadfsdfsdf");
+		assert_String_in_list(alarm->email_param->addresses, "sdf");
+		assert_String_in_list(alarm->email_param->attachments, "/path/to/a/scary-picture.jpg");
+		assert_String_in_list(alarm->email_param->attachments, "/path/to/another/scary-picture.png");
+	}
+#endif
 }
 
 
@@ -891,9 +897,9 @@ void
 validate_kolab_task_209(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// TODO: Incidence: not handled elements: <advanced-alarms><enabled>
+	/* TODO: Incidence: not handled elements: <advanced-alarms><enabled> */
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-65962915.813",
@@ -904,7 +910,7 @@ validate_kolab_task_209(const I_task *itask, gint stage)
 					 "2010-08-24 12:12:58",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k9",
 						NULL,
@@ -926,17 +932,17 @@ validate_kolab_task_209(const I_task *itask, gint stage)
 						 NULL,
 						 NULL);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -947,9 +953,9 @@ void
 validate_kolab_task_210(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
-	// TODO: Incidence: not handled elements: <advanced-alarms><enabled>
+	/* TODO: Incidence: not handled elements: <advanced-alarms><enabled> */
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-981829110.767",
@@ -960,7 +966,7 @@ validate_kolab_task_210(const I_task *itask, gint stage)
 					 "2010-08-24 12:14:15",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k10",
 						NULL,
@@ -982,17 +988,17 @@ validate_kolab_task_210(const I_task *itask, gint stage)
 						 NULL,
 						 NULL);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1004,7 +1010,7 @@ validate_kolab_task_211(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1488850974.420",
@@ -1015,7 +1021,7 @@ validate_kolab_task_211(const I_task *itask, gint stage)
 					 "2010-08-24 12:17:11",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k11",
 						NULL,
@@ -1024,17 +1030,17 @@ validate_kolab_task_211(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1046,7 +1052,7 @@ validate_kolab_task_212(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-959617369.362",
@@ -1057,7 +1063,7 @@ validate_kolab_task_212(const I_task *itask, gint stage)
 					 "2010-08-24 12:17:48",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k12",
 						NULL,
@@ -1066,17 +1072,17 @@ validate_kolab_task_212(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level element */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1088,7 +1094,7 @@ validate_kolab_task_213(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-31817.817",
@@ -1099,7 +1105,7 @@ validate_kolab_task_213(const I_task *itask, gint stage)
 					 "2010-08-24 12:27:59",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k13",
 						NULL,
@@ -1108,7 +1114,7 @@ validate_kolab_task_213(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// attendees
+	/* attendees */
 	assert_attendee_in_list(itask->incidence->attendee,
 							"Vorname Nachname",
 							"em il",
@@ -1165,17 +1171,17 @@ validate_kolab_task_213(const I_task *itask, gint stage)
 							FALSE,
 							I_INC_ROLE_REQUIRED, I_INC_CUTYPE_UNDEFINED);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1190,7 +1196,7 @@ validate_kolab_task_214(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1992675640.644",
@@ -1201,7 +1207,7 @@ validate_kolab_task_214(const I_task *itask, gint stage)
 					 "2010-08-24 12:31:12",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k14",
 						NULL,
@@ -1210,7 +1216,7 @@ validate_kolab_task_214(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_DAILY,
 						3,
@@ -1220,17 +1226,17 @@ validate_kolab_task_214(const I_task *itask, gint stage)
 						0,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_debug("kolabstore list length: %i", g_list_length(list));
 	g_assert_cmpint(g_list_length(list), ==, 1);
@@ -1246,7 +1252,7 @@ validate_kolab_task_215(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-557133945.485",
@@ -1257,7 +1263,7 @@ validate_kolab_task_215(const I_task *itask, gint stage)
 					 "2010-08-24 12:32:18",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k15",
 						NULL,
@@ -1266,7 +1272,7 @@ validate_kolab_task_215(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
 						2,
@@ -1278,17 +1284,17 @@ validate_kolab_task_215(const I_task *itask, gint stage)
 
 	g_assert(itask->incidence->common->kolab_store != NULL);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1303,7 +1309,7 @@ validate_kolab_task_216(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1813144776.207",
@@ -1314,7 +1320,7 @@ validate_kolab_task_216(const I_task *itask, gint stage)
 					 "2010-08-24 12:34:06",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k16",
 						NULL,
@@ -1323,7 +1329,7 @@ validate_kolab_task_216(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_DAYNUMBER,
 						2,
@@ -1333,17 +1339,17 @@ validate_kolab_task_216(const I_task *itask, gint stage)
 						24,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1358,7 +1364,7 @@ validate_kolab_task_217(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					"KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					"libkcal-1099303233.392",
@@ -1369,7 +1375,7 @@ validate_kolab_task_217(const I_task *itask, gint stage)
 					"2010-08-24 12:34:30",
 					stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k17",
 						NULL,
@@ -1378,7 +1384,7 @@ validate_kolab_task_217(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_DAYNUMBER,
 						1,
@@ -1388,17 +1394,17 @@ validate_kolab_task_217(const I_task *itask, gint stage)
 						31,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1413,7 +1419,7 @@ validate_kolab_task_218(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					"KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					"libkcal-1899014988.736",
@@ -1424,7 +1430,7 @@ validate_kolab_task_218(const I_task *itask, gint stage)
 					"2010-08-24 12:35:51",
 					stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k18",
 						NULL,
@@ -1433,7 +1439,7 @@ validate_kolab_task_218(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_DAYNUMBER,
 						1,
@@ -1443,17 +1449,17 @@ validate_kolab_task_218(const I_task *itask, gint stage)
 						-1,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1468,7 +1474,7 @@ validate_kolab_task_219(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					"KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					"libkcal-1604395120.121",
@@ -1479,7 +1485,7 @@ validate_kolab_task_219(const I_task *itask, gint stage)
 					"2010-08-24 12:36:49",
 					stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k19",
 						NULL,
@@ -1488,7 +1494,7 @@ validate_kolab_task_219(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_DAYNUMBER,
 						1,
@@ -1498,17 +1504,17 @@ validate_kolab_task_219(const I_task *itask, gint stage)
 						-5,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1523,7 +1529,7 @@ validate_kolab_task_220(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					"KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					"libkcal-1644058209.390",
@@ -1534,7 +1540,7 @@ validate_kolab_task_220(const I_task *itask, gint stage)
 					"2010-08-24 12:37:51",
 					stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k20",
 						NULL,
@@ -1543,7 +1549,7 @@ validate_kolab_task_220(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_WEEKDAY,
 						1,
@@ -1553,17 +1559,17 @@ validate_kolab_task_220(const I_task *itask, gint stage)
 						3,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1578,7 +1584,7 @@ validate_kolab_task_221(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					"KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					"libkcal-1721553616.1041",
@@ -1589,7 +1595,7 @@ validate_kolab_task_221(const I_task *itask, gint stage)
 					"2010-08-24 12:38:27",
 					stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k21",
 						NULL,
@@ -1598,7 +1604,7 @@ validate_kolab_task_221(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_WEEKDAY,
 						2,
@@ -1608,17 +1614,17 @@ validate_kolab_task_221(const I_task *itask, gint stage)
 						-1,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1633,7 +1639,7 @@ validate_kolab_task_222(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1644716785.216",
@@ -1644,7 +1650,7 @@ validate_kolab_task_222(const I_task *itask, gint stage)
 					 "2010-08-24 12:39:24",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k22",
 						NULL,
@@ -1653,7 +1659,7 @@ validate_kolab_task_222(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_MONTHLY_WEEKDAY,
 						1,
@@ -1663,17 +1669,17 @@ validate_kolab_task_222(const I_task *itask, gint stage)
 						-5,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1688,7 +1694,7 @@ validate_kolab_task_223(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 			 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 			 "libkcal-1609928323.626",
@@ -1699,7 +1705,7 @@ validate_kolab_task_223(const I_task *itask, gint stage)
 			 "2010-08-24 12:43:29",
 			 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 			"task_k23",
 			NULL,
@@ -1708,7 +1714,7 @@ validate_kolab_task_223(const I_task *itask, gint stage)
 			"2010-08-24 10:30:00",
 			stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 			I_REC_CYCLE_YEARLY_MONTHDAY,
 			2,
@@ -1718,17 +1724,17 @@ validate_kolab_task_223(const I_task *itask, gint stage)
 			24,
 			I_COMMON_AUG);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1743,7 +1749,7 @@ validate_kolab_task_224(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-674787867.159",
@@ -1754,7 +1760,7 @@ validate_kolab_task_224(const I_task *itask, gint stage)
 					 "2010-08-24 12:44:31",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k24",
 						NULL,
@@ -1764,7 +1770,7 @@ validate_kolab_task_224(const I_task *itask, gint stage)
 						stage);
 
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_MONTHDAY,
 						1,
@@ -1774,17 +1780,17 @@ validate_kolab_task_224(const I_task *itask, gint stage)
 						28,
 						I_COMMON_FEB);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1799,7 +1805,7 @@ validate_kolab_task_225(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-98450016.195",
@@ -1810,7 +1816,7 @@ validate_kolab_task_225(const I_task *itask, gint stage)
 					 "2010-08-24 12:47:03",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k25",
 						NULL,
@@ -1819,27 +1825,29 @@ validate_kolab_task_225(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
-//	validate_recurrence(itask->incidence->recurrence,
-//						I_REC_CYCLE_YEARLY_WEEKDAY,
-//						1,
-//						0,
-//						NULL,
-//						Tuesday,
-//						4,
-//						I_COMMON_MAR);
-
-	// task
+	/* recurrence */
+#if 0
+	validate_recurrence(itask->incidence->recurrence,
+						I_REC_CYCLE_YEARLY_WEEKDAY,
+						1,
+						0,
+						NULL,
+						Tuesday,
+						4,
+						I_COMMON_MAR);
+#endif
+
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 
-	// unknown top level elements
+	/* unknown top level elements */
 	GList *list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	assert_list_length(list, 2);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1855,7 +1863,7 @@ validate_kolab_task_226(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-415677569.335",
@@ -1866,7 +1874,7 @@ validate_kolab_task_226(const I_task *itask, gint stage)
 					 "2010-08-24 12:48:04",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k26",
 						NULL,
@@ -1875,27 +1883,29 @@ validate_kolab_task_226(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
-//	validate_recurrence(itask->incidence->recurrence,
-//						I_REC_CYCLE_YEARLY_WEEKDAY,
-//						1,
-//						0,
-//						NULL,
-//						Friday,
-//						5,
-//						I_COMMON_APR);
-
-	// task
+	/* recurrence */
+#if 0
+	validate_recurrence(itask->incidence->recurrence,
+						I_REC_CYCLE_YEARLY_WEEKDAY,
+						1,
+						0,
+						NULL,
+						Friday,
+						5,
+						I_COMMON_APR);
+#endif
+
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 
-	// unknown top level elements
+	/* unknown top level elements */
 	GList *list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	assert_list_length(list, 2);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1911,7 +1921,7 @@ validate_kolab_task_227(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 			 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 			 "libkcal-764657317.114",
@@ -1922,7 +1932,7 @@ validate_kolab_task_227(const I_task *itask, gint stage)
 			 "2010-08-24 12:48:46",
 			 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 		"task_k27",
 		NULL,
@@ -1931,7 +1941,7 @@ validate_kolab_task_227(const I_task *itask, gint stage)
 		"2010-08-24",
 		stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 			I_REC_CYCLE_YEARLY_MONTHDAY,
 			1,
@@ -1941,17 +1951,17 @@ validate_kolab_task_227(const I_task *itask, gint stage)
 			24,
 			I_COMMON_AUG);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -1966,7 +1976,7 @@ validate_kolab_task_228(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 			 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 			 "libkcal-1997930013.160",
@@ -1977,7 +1987,7 @@ validate_kolab_task_228(const I_task *itask, gint stage)
 			 "2010-08-24 12:49:26",
 			 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 				"task_k28",
 				NULL,
@@ -1986,7 +1996,7 @@ validate_kolab_task_228(const I_task *itask, gint stage)
 				"2010-08-29 11:53:00",
 				stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_WEEKDAY,
 						1,
@@ -1996,21 +2006,21 @@ validate_kolab_task_228(const I_task *itask, gint stage)
 						-5,
 						I_COMMON_AUG);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 
-	// unknown top level elements
+	/* unknown top level elements */
 	GList *list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	assert_list_length(list, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
-//	validate_kolab_store_xml(list, 1, "recurrence");
+	/* validate_kolab_store_xml(list, 1, "recurrence"); */
 }
 
 
@@ -2022,7 +2032,7 @@ validate_kolab_task_229(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1382625299.123",
@@ -2033,7 +2043,7 @@ validate_kolab_task_229(const I_task *itask, gint stage)
 					 "2010-08-24 12:50:02",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k29",
 						NULL,
@@ -2042,7 +2052,7 @@ validate_kolab_task_229(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_YEARDAY,
 						1,
@@ -2052,17 +2062,17 @@ validate_kolab_task_229(const I_task *itask, gint stage)
 						236,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2077,7 +2087,7 @@ validate_kolab_task_230(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-284542898.784",
@@ -2088,7 +2098,7 @@ validate_kolab_task_230(const I_task *itask, gint stage)
 					 "2010-08-24 12:51:12",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k30",
 						NULL,
@@ -2097,7 +2107,7 @@ validate_kolab_task_230(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_YEARLY_YEARDAY,
 						1,
@@ -2107,17 +2117,17 @@ validate_kolab_task_230(const I_task *itask, gint stage)
 						366,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2132,7 +2142,7 @@ validate_kolab_task_231(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-661442993.263",
@@ -2143,7 +2153,7 @@ validate_kolab_task_231(const I_task *itask, gint stage)
 					 "2010-08-24 12:51:56",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k31",
 						NULL,
@@ -2152,7 +2162,7 @@ validate_kolab_task_231(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
 						1,
@@ -2162,17 +2172,17 @@ validate_kolab_task_231(const I_task *itask, gint stage)
 						0,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2187,7 +2197,7 @@ validate_kolab_task_232(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-695549868.242",
@@ -2198,7 +2208,7 @@ validate_kolab_task_232(const I_task *itask, gint stage)
 					 "2010-08-24 12:52:34",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k32",
 						NULL,
@@ -2207,7 +2217,7 @@ validate_kolab_task_232(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	gint rdate[3] = {24,8,2011};
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
@@ -2218,17 +2228,17 @@ validate_kolab_task_232(const I_task *itask, gint stage)
 						0,
 						0);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2243,7 +2253,7 @@ validate_kolab_task_233(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-1794627645.771",
@@ -2254,7 +2264,7 @@ validate_kolab_task_233(const I_task *itask, gint stage)
 					 "2010-08-24 12:53:25",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k33",
 						NULL,
@@ -2263,7 +2273,7 @@ validate_kolab_task_233(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// recurrence
+	/* recurrence */
 	validate_recurrence(itask->incidence->recurrence,
 						I_REC_CYCLE_WEEKLY,
 						1,
@@ -2273,23 +2283,23 @@ validate_kolab_task_233(const I_task *itask, gint stage)
 						0,
 						0);
 
-	// recurrence exclusions
-	// TODO Double free problem, free function for exclusions commented in struct.
+	/*  recurrence exclusions */
+	/* TODO Double free problem, free function for exclusions commented in struct. */
 	assert_GDate_in_list(itask->incidence->recurrence->exclusion, "2010-08-24");
 	assert_GDate_in_list(itask->incidence->recurrence->exclusion, "2010-11-23");
 	assert_GDate_in_list(itask->incidence->recurrence->exclusion, "2010-11-26");
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2303,7 +2313,7 @@ validate_kolab_task_234(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	assert_list_length(list, 2);
@@ -2319,7 +2329,7 @@ validate_kolab_task_235(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	assert_list_length(list, 1);
@@ -2334,7 +2344,7 @@ validate_kolab_task_236(const I_task *itask, gint stage)
 
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "KOrganizer 3.5.9 (enterprise35 20100805.1161816), Kolab resource",
 					 "libkcal-674787867.159",
@@ -2345,7 +2355,7 @@ validate_kolab_task_236(const I_task *itask, gint stage)
 					 "2010-08-24 12:44:31",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"task_k24",
 						NULL,
@@ -2354,26 +2364,28 @@ validate_kolab_task_236(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-//	// recurrence
-//	validate_recurrence(itask->incidence->recurrence,
-//						I_REC_CYCLE_YEARLY_MONTHDAY,
-//						1,
-//						0,
-//						NULL,
-//						0,
-//						28,
-//						I_COMMON_FEB);
-
-	// task
+	/* recurrence */
+#if 0
+	validate_recurrence(itask->incidence->recurrence,
+						I_REC_CYCLE_YEARLY_MONTHDAY,
+						1,
+						0,
+						NULL,
+						0,
+						28,
+						I_COMMON_FEB);
+#endif
+
+	/* task */
 	assert_equal_int(5, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 	assert_equal_gdate("2010-08-31", itask->due_date->date);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	assert_list_length(list, 2);
 	validate_kolab_store_xml(list, 0, "pilot-sync-status");
@@ -2386,7 +2398,7 @@ validate_kolab_task_502(const I_task *itask, gint stage)
 {
 	(void)stage;
 	
-	// advanced alarms
+	/* advanced alarms */
 
 	assert_Alarm_in_list(itask->incidence->advanced_alarm,
 						 I_ALARM_TYPE_DISPLAY,
@@ -2408,7 +2420,7 @@ validate_kolab_task_503(const I_task *itask, gint stage)
 {
 	log_bitmask(stage);
 
-	// common
+	/* common */
 	validate_icommon(itask->incidence->common,
 					 "Horde::Kolab",
 					 "a5caed56de89c80cac676dc4284d81f7",
@@ -2419,7 +2431,7 @@ validate_kolab_task_503(const I_task *itask, gint stage)
 					 "2011-08-23 11:29:29",
 					 stage);
 
-	// incidence
+	/* incidence */
 	validate_iincidence(itask->incidence,
 						"summary?",
 						NULL,
@@ -2428,16 +2440,16 @@ validate_kolab_task_503(const I_task *itask, gint stage)
 						NULL,
 						stage);
 
-	// task
+	/* task */
 	assert_equal_int(3, priority_xkcal_to_k(itask->priority));
 	assert_equal_int(0, itask->priority);
 	assert_equal_int(0, itask->completed);
 	g_assert(I_TASK_NOT_STARTED == itask->status);
 
-	// kolab store
+	/* kolab store */
 	g_assert(itask->incidence->common->kolab_store != NULL);
 	GList *list;
-	// unknown top level elements
+	/* unknown top level elements */
 	list = kolab_store_get_element_list(itask->incidence->common, itask->incidence->common);
 	g_assert_cmpint(g_list_length(list), ==, 2);
 	validate_kolab_store_xml(list, 0, "creator");
@@ -2447,7 +2459,7 @@ validate_kolab_task_503(const I_task *itask, gint stage)
 	g_assert_cmpint(g_list_length(list), ==, 1);
 	validate_kolab_store_xml(list, 0, "uid");
 
-	// kolab attachment store
+	/* kolab attachment store */
 	g_assert_cmpint(g_list_length(itask->incidence->common->kolab_attachment_store), ==, 0);
 }
 
@@ -2456,7 +2468,7 @@ validate_kolab_task_3286494(const I_task *itask, gint stage)
 {
 	(void)stage;
 
-	// advanced alarms
+	/* advanced alarms */
 
 	assert_Alarm_in_list(itask->incidence->advanced_alarm,
 						 I_ALARM_TYPE_PROCEDURE,
diff --git a/src/libekolabconv/test/src/test-util.c b/src/libekolabconv/test/src/test-util.c
index 8f1e885..1a55bab 100644
--- a/src/libekolabconv/test/src/test-util.c
+++ b/src/libekolabconv/test/src/test-util.c
@@ -28,7 +28,7 @@
 #include <gmime/gmime.h>
 #include <string.h>
 #include <kolab-conv.h>
-#include <libxml/tree.h>	// XML parsing
+#include <libxml/tree.h>	/* XML parsing */
 
 void
 assert_equal(gchar *expected, GString *value)
@@ -130,8 +130,8 @@ assert_timestamp_not_older_than_10_seconds(time_t *timestamp) {
 Phone_number*
 assert_phone_in_list (GList *phone_nrs, gchar *nr_expected, Icontact_phone_type type_expected)
 {
-	gint found_type = 0; // type found?
-	gint matched_number = 0; // numbers match?
+	gint found_type = 0; /* type found? */
+	gint matched_number = 0; /* numbers match? */
 
 	g_assert (phone_nrs != NULL);
 	Phone_number *ret = NULL;
@@ -145,7 +145,7 @@ assert_phone_in_list (GList *phone_nrs, gchar *nr_expected, Icontact_phone_type
 
 			if (p->type == type_expected)
 			{
-				found_type = 1; // types match
+				found_type = 1; /* types match */
 				g_debug ("matching type '%d' found", type_expected);
 				g_debug ("testing if number '%s' is equal to expected number '%s'",
 						p->number, nr_expected ? nr_expected : NULL);
@@ -201,7 +201,7 @@ assert_email_in_list (GList *emails, gchar *smtp_address_exp, gchar *display_nam
 
 		g_assert (e != NULL);
 
-		// assert display_name
+		/* assert display_name */
 		if (display_name_exp == NULL) {
 			g_assert(e->display_name == NULL);
 			matched_display_name = 1;
@@ -210,7 +210,7 @@ assert_email_in_list (GList *emails, gchar *smtp_address_exp, gchar *display_nam
 			matched_display_name = 1;
 		}
 
-		// assert smtp_address
+		/* assert smtp_address */
 		if (smtp_address_exp == NULL) {
 			g_assert(e->smtp_address == NULL);
 			matched_smtp_address = 1;
@@ -257,7 +257,7 @@ assert_address_in_list (GList *addresses,
 
 		g_assert (addr != NULL);
 
-		// street
+		/* street */
 		if (street == NULL) {
 			if(addr->street == NULL) {
 				matched_street = 1;
@@ -266,7 +266,7 @@ assert_address_in_list (GList *addresses,
 		else if (strcmp(addr->street->str, street) == 0){
 			matched_street = 1;
 		}
-		// pobox
+		/* pobox */
 		if (pobox == NULL) {
 			if(addr->pobox == NULL) {
 				matched_pobox = 1;
@@ -275,7 +275,7 @@ assert_address_in_list (GList *addresses,
 		else if (strcmp(addr->pobox->str, pobox) == 0){
 			matched_pobox = 1;
 		}
-		// locality
+		/* locality */
 		if (locality == NULL) {
 			if(addr->locality == NULL) {
 				matched_locality = 1;
@@ -284,7 +284,7 @@ assert_address_in_list (GList *addresses,
 		else if (strcmp(addr->locality->str, locality) == 0){
 			matched_locality = 1;
 		}
-		// region
+		/* region */
 		if (region == NULL) {
 			if(addr->region == NULL) {
 				matched_region = 1;
@@ -293,7 +293,7 @@ assert_address_in_list (GList *addresses,
 		else if (strcmp(addr->region->str, region) == 0){
 			matched_region = 1;
 		}
-		// postal_code
+		/* postal_code */
 		if (postal_code == NULL) {
 			if(addr->postal_code == NULL) {
 				matched_postal_code = 1;
@@ -302,7 +302,7 @@ assert_address_in_list (GList *addresses,
 		else if (strcmp(addr->postal_code->str, postal_code) == 0){
 			matched_postal_code = 1;
 		}
-		// country
+		/* country */
 		if (street == NULL) {
 			if(addr->country == NULL) {
 				matched_country = 1;
@@ -333,7 +333,7 @@ assert_Alarm_in_list (GList *advancedAlarm, Alarm_type type, gint start_offset,
 					  gchar *proc_param_program, gchar *proc_param_arguments,
 					  gchar *email_param_subject, gchar *email_param_mail_text)
 {
-	if (advancedAlarm != NULL)	// evolution tasks have no advanced_alarm
+	if (advancedAlarm != NULL)	/* evolution tasks have no advanced_alarm */
 	{
 		while (advancedAlarm != NULL) {
 				Alarm *alarm = advancedAlarm->data;
@@ -359,7 +359,7 @@ assert_Alarm_in_list (GList *advancedAlarm, Alarm_type type, gint start_offset,
 						alarm->email_param && alarm->email_param->subject ? alarm->email_param->subject->str : "NULL",
 						alarm->email_param && alarm->email_param->mail_text ? alarm->email_param->mail_text->str : "NULL");
 
-				gint failed = 0; // bitmap for error location
+				gint failed = 0; /* bitmap for error location */
 
 				CHECK_FAILED(alarm->type == type, failed, 1);
 				CHECK_FAILED(alarm->start_offset == start_offset, failed, 2);
@@ -370,10 +370,10 @@ assert_Alarm_in_list (GList *advancedAlarm, Alarm_type type, gint start_offset,
 				CHECK_FAILED(audio_file == NULL || strcmp(alarm->audio_file->str, audio_file) == 0, failed, 7);
 				CHECK_FAILED(proc_param_program == NULL || strcmp(alarm->proc_param->program->str, proc_param_program) == 0, failed, 8);
 				CHECK_FAILED(proc_param_arguments == NULL || strcmp(alarm->proc_param->arguments->str, proc_param_arguments) == 0, failed, 9);
-				// email_param addresses list - own function assert_String_in_list()
+				/* email_param addresses list - own function assert_String_in_list() */
 				CHECK_FAILED(email_param_subject == NULL || strcmp(alarm->email_param->subject->str, email_param_subject) == 0, failed, 10);
 				CHECK_FAILED(email_param_mail_text == NULL || strcmp(alarm->email_param->mail_text->str, email_param_mail_text) == 0, failed, 11);
-				// email_param attachments list - own function assert_String_in_list()
+				/* email_param attachments list - own function assert_String_in_list() */
 
 				char *bm = int_to_bitmask(failed);
 				g_debug ("checks for alarm: %s", bm);
@@ -475,7 +475,7 @@ assert_custom_field_in_list (GList *custom_list, gchar *custom_field_type, gchar
 	g_assert_not_reached();
 }
 
-// set value NULL in function call if element not available
+/* set value NULL in function call if element not available */
 void
 validate_iincidence(const I_incidence *iincidence, gchar *summary, gchar *location,
 		gchar *organizer_display_name, gchar *organizer_smtp_address,
@@ -500,9 +500,10 @@ validate_iincidence(const I_incidence *iincidence, gchar *summary, gchar *locati
 	} else {
 		g_assert(iincidence->start_date == NULL);
 	}
-	// advanced_alarm (own function: assert_alarm_in_list())
-	// recurrence (own function: validate_recurrence())
-	// attendee-list (own function: assert_attendee_in_list())
+	/* advanced_alarm (own function: assert_alarm_in_list())
+	 * recurrence (own function: validate_recurrence())
+	 * attendee-list (own function: assert_attendee_in_list())
+	 */
 }
 
 void
@@ -510,9 +511,9 @@ validate_icommon(const I_common *icommon, gchar* exp_product_id, gchar* exp_uid,
 		gchar *exp_body, gchar *exp_categories, Sensitivity exp_sensitivity, gchar *exp_creation_date, gchar *exp_last_modification_date, gint stage)
 {
 	g_assert(icommon != NULL);
-	if (IS_TEST_STAGE_INTERN_TO_KMAIL(stage)) // own value is written when kolab xml is created
+	if (IS_TEST_STAGE_INTERN_TO_KMAIL(stage)) /* own value is written when kolab xml is created */
 		exp_product_id = KOLABCONV_PRODUCT_ID;
-	else if (IS_TEST_STAGE_EVO_TO_INTERN(stage)) // product id cannot be retrieved from evolution type
+	else if (IS_TEST_STAGE_EVO_TO_INTERN(stage)) /* product id cannot be retrieved from evolution type */
 		exp_product_id = NULL;
 	assert_equal(exp_product_id, icommon->product_id);
 	assert_equal(exp_uid, icommon->uid);
@@ -536,7 +537,7 @@ validate_icommon(const I_common *icommon, gchar* exp_product_id, gchar* exp_uid,
 	 * use the current system time for creation-date and last-modification-date.
 	 */
 
-	// The dates should never be NULL
+	/* The dates should never be NULL */
 	g_assert(icommon->creation_datetime != NULL);
 	g_assert(icommon->creation_datetime->date_time != NULL);
 	g_assert(icommon->last_modified_datetime != NULL);
@@ -549,19 +550,19 @@ validate_icommon(const I_common *icommon, gchar* exp_product_id, gchar* exp_uid,
 	}
 	else if(exp_creation_date == NULL && exp_last_modification_date != NULL)
 	{
-		//libekolabconv should have set last_modification_date as creation-date
+		/* libekolabconv should have set last_modification_date as creation-date */
 		assert_equal_timestamp(exp_last_modification_date, icommon->creation_datetime->date_time);
 		assert_equal_timestamp(exp_last_modification_date, icommon->last_modified_datetime->date_time);
 	}
 	else if(exp_creation_date != NULL && exp_last_modification_date == NULL)
 	{
-		//libekolabconv should have set creation_date as last_modification_date
+		/* libekolabconv should have set creation_date as last_modification_date */
 		assert_equal_timestamp(exp_creation_date, icommon->creation_datetime->date_time);
 		assert_equal_timestamp(exp_creation_date, icommon->last_modified_datetime->date_time);
 	}
 	else
 	{
-		// libekolabconv should have used current system time for both
+		/* libekolabconv should have used current system time for both */
 		assert_timestamp_not_older_than_10_seconds(icommon->creation_datetime->date_time);;
 		assert_timestamp_not_older_than_10_seconds(icommon->last_modified_datetime->date_time);
 	}
@@ -622,7 +623,7 @@ assert_binary_attachment_equal(gchar *exp_data_file_name, gchar *name_exp, gchar
 	gchar *buffer;
 	gulong fileLen;
 
-	//Open file
+	/* Open file */
 	file = fopen(exp_data_file_name, "rb");
 
 	if(!file) {
@@ -631,13 +632,13 @@ assert_binary_attachment_equal(gchar *exp_data_file_name, gchar *name_exp, gchar
 		assert(FALSE);
 	}
 
-	//Get file length
+	/* Get file length */
 	fseek(file, 0, SEEK_END);
 	fileLen = ftell(file);
 	g_assert_cmpint(fileLen, ==, value->length);
 	fseek(file, 0, SEEK_SET);
 
-	//Allocate memory
+	/* Allocate memory */
 	buffer = g_new0(gchar, fileLen+1);
 	if(!buffer) {
 
@@ -646,7 +647,7 @@ assert_binary_attachment_equal(gchar *exp_data_file_name, gchar *name_exp, gchar
 		return;
 	}
 
-	//Read file contents into buffer
+	/* Read file contents into buffer */
 	fread(buffer, fileLen, 1, file);
 	fclose(file);
 
@@ -708,7 +709,7 @@ validate_kolab_store_xml(GList *elements, gint index, gchar *name)
 	g_assert(elem != NULL);
 
 	gchar *xml_str = (gchar*)elem->data;
-//	gchar *xml_str = (gchar*)g_list_nth(elements, index)->data;
+	/* gchar *xml_str = (gchar*)g_list_nth(elements, index)->data; */
 	xmlDocPtr tree = xmlReadMemory (xml_str, strlen (xml_str), "test.xml", NULL, 0);
 	g_assert(tree->type == XML_DOCUMENT_NODE);
 	g_assert(tree->children != NULL);
diff --git a/src/libekolabconv/test/src/test-util.h b/src/libekolabconv/test/src/test-util.h
index f030943..4ce51cc 100644
--- a/src/libekolabconv/test/src/test-util.h
+++ b/src/libekolabconv/test/src/test-util.h
@@ -28,7 +28,7 @@
 #include "../../main/src/structs/contact.h"
 #include "../../main/src/structs/incidence.h"
 
-// if expression "E" is false, bitmap "M" is set at position "P"
+/* if expression "E" is false, bitmap "M" is set at position "P" */
 #define CHECK_FAILED(E, M, P) if (!(E)) M |= (1 << (P-1))
 
 void assert_equal(gchar *expected, GString *value);
diff --git a/src/libekolabconv/test/src/testbase.c b/src/libekolabconv/test/src/testbase.c
index 121cc1c..04d8a8b 100644
--- a/src/libekolabconv/test/src/testbase.c
+++ b/src/libekolabconv/test/src/testbase.c
@@ -25,8 +25,8 @@
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
-#include <unistd.h> // getcwd() definition
-#include <sys/param.h> // MAXPATHLEN definition
+#include <unistd.h> /* getcwd() definition */
+#include <sys/param.h> /* MAXPATHLEN definition */
 #include <libecal/e-cal-component.h>
 #include <kolab-conv.h>
 #include <evolution/evolution.h>
@@ -79,7 +79,7 @@ static Kolab_conv_mail*
 read_kolab_email_file_tested (const gchar* filename, gint *stage)
 {
 	GError *error = NULL;
-	// read kolab mail file to the kolab mail struct
+	/* read kolab mail file to the kolab mail struct */
 	g_message("reading email file %s to a kolab mail struct", filename);
 	Kolab_conv_mail* mail = read_kolab_email_file (filename, &error);
 	check_error (error, "error while reading kolab email file %s", filename);
@@ -91,7 +91,7 @@ static void
 write_kolab_email_file_tested (const gchar* filename, Kolab_conv_mail* mail, gint *stage)
 {
 	GError *error = NULL;
-	// write temporary kolab mail file
+	/* write temporary kolab mail file */
 	g_message("writing kolab mail struct to email file %s", filename);
 	write_kolab_email_file(mail, filename, &error);
 	check_error (error, "error while writing kolab email file %s", filename);
@@ -126,7 +126,7 @@ create_evolution_vcard_tested (const ECalComponentWithTZ* epim, gint *stage)
 	}
 	icalcomponent_add_component (ical_vcal, ical_vevent);
 	gchar *ical_str = icalcomponent_as_ical_string (ical_vcal);
-	// free allocated resources
+	/* free allocated resources */
 	if (ical_vtz != NULL)
 		icalcomponent_remove_component(ical_vcal, ical_vtz);
 	icalcomponent_remove_component(ical_vcal, ical_vevent);
@@ -613,7 +613,7 @@ test_convert_kolab_read_write_vcard(ECalComponentWithTZ, I_note)
 static gchar*
 get_working_dir (void)
 {
-	gchar *path1 = g_new0(gchar, MAXPATHLEN); // This is a buffer for the text
+	gchar *path1 = g_new0(gchar, MAXPATHLEN); /* This is a buffer for the text */
 	getcwd (path1, MAXPATHLEN);
 	return path1;
 }



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