os400: oldest supported OS version is now V6R1.
Adjust ILE/RPG wrappers comments.
Update copyright year range.
Do not log compiler informational messages.
diff --git a/os400/initscript.sh b/os400/initscript.sh
index cc52e45..42ce54d 100644
--- a/os400/initscript.sh
+++ b/os400/initscript.sh
@@ -50,7 +50,7 @@ setenv TGTCCSID         '500'           # Target CCSID of objects.
 setenv DEBUG            '*ALL'          # Debug level.
 setenv OPTIMIZE         '10'            # Optimisation level.
 setenv OUTPUT           '*NONE'         # Compilation output option.
-setenv TGTRLS           'V5R3M0'        # Target OS release.
+setenv TGTRLS           'V6R1M0'        # Target OS release.
 setenv IFSDIR           '/libxml2'      # Installation IFS directory.
 
 
@@ -217,7 +217,7 @@ make_module()
         cat "${2}" >> __tmpsrcf.c
         CMD="CRTCMOD MODULE(${TARGETLIB}/${1}) SRCSTMF('__tmpsrcf.c')"
 #       CMD="${CMD} OPTION(*INCDIRFIRST *SHOWINC *SHOWSYS)"
-        CMD="${CMD} OPTION(*INCDIRFIRST)"
+        CMD="${CMD} OPTION(*INCDIRFIRST) FLAG(10)"
         CMD="${CMD} SYSIFCOPT(*IFS64IO) LANGLVL(*EXTENDED) LOCALETYPE(*LOCALE)"
         CMD="${CMD} INCDIR("
         if [  -z "${SYSICONV}" ]
diff --git a/os400/libxmlrpg/xmlstring.rpgle b/os400/libxmlrpg/xmlstring.rpgle
index 8980fc0..59a7625 100644
--- a/os400/libxmlrpg/xmlstring.rpgle
+++ b/os400/libxmlrpg/xmlstring.rpgle
@@ -115,7 +115,7 @@
      d                                     like(xmlCint)
      d  buf                            *   value options(*string)               xmlChar *
      d  len                                value like(xmlCint)
-     d  msg                            *   value options(*string)               const xmlChar *
+     d  msg                            *   value options(*string)               const char *
      d  arg1                           *   value options(*string: *nopass)
      d  arg2                           *   value options(*string: *nopass)
      d  arg3                           *   value options(*string: *nopass)
@@ -129,7 +129,7 @@
      d                                     like(xmlCint)
      d  buf                            *   value options(*string)               xmlChar *
      d  len                                value like(xmlCint)
-     d  msg                            *   value options(*string)               const xmlChar *
+     d  msg                            *   value options(*string)               const char *
      d  ap                                 likeds(xmlVaList)
 
      d xmlGetUTF8Char  pr                  extproc('xmlGetUTF8Char')
diff --git a/os400/make-src.sh b/os400/make-src.sh
index 6094de8..c7d9971 100644
--- a/os400/make-src.sh
+++ b/os400/make-src.sh
@@ -17,7 +17,7 @@ cd "${TOPDIR}"
 echo '#pragma comment(user, "libxml2 version '"${LIBXML_VERSION}"'")' > os400.c
 echo '#pragma comment(user, __DATE__)' >> os400.c
 echo '#pragma comment(user, __TIME__)' >> os400.c
-echo '#pragma comment(copyright, "Copyright (C) 1998-2015 Daniel Veillard. OS/400 version by P. Monnerat.")' >> os400.c
+echo '#pragma comment(copyright, "Copyright (C) 1998-2016 Daniel Veillard. OS/400 version by P. Monnerat.")' >> os400.c
 make_module     OS400           os400.c
 LINK=                           # No need to rebuild service program yet.
 MODULES=