[gnome-control-center] datetime: Fix GCC 4.6 warnings

[Bastien Nocera <hadess src gnome org>]

commit e50563f67c291a1c9a571fd5c22343b1a2667266
Author: Kjartan Maraas <kmaraas gnome org>
Date:   Wed Mar 2 18:00:36 2011 +0000

    datetime: Fix GCC 4.6 warnings
    
    https://bugzilla.gnome.org/show_bug.cgi?id=642810

 panels/datetime/cc-datetime-panel.c |    5 -----
 panels/datetime/set-timezone.c      |    2 --
 panels/datetime/tz.c                |   31 -------------------------------
 3 files changed, 0 insertions(+), 38 deletions(-)
---
diff --git a/panels/datetime/cc-datetime-panel.c b/panels/datetime/cc-datetime-panel.c
index 52cdfc1..89810a7 100644
--- a/panels/datetime/cc-datetime-panel.c
+++ b/panels/datetime/cc-datetime-panel.c
@@ -392,8 +392,6 @@ update_timezone (CcDateTimePanel *self)
 {
   CcDateTimePanelPrivate *priv = self->priv;
   GtkWidget *widget;
-  time_t t;
-  struct tm *ltime;
   gchar **split;
   GtkTreeIter iter;
   GtkTreeModel *model;
@@ -401,9 +399,6 @@ update_timezone (CcDateTimePanel *self)
   /* tz.c updates the local timezone, which means the spin buttons can be
    * updated with the current time of the new location */
 
-  t = time (NULL);
-  ltime = localtime (&t);
-
   split = g_strsplit (priv->current_location->zone, "/", 2);
 
   /* remove underscores */
diff --git a/panels/datetime/set-timezone.c b/panels/datetime/set-timezone.c
index 5aafced..74006bc 100644
--- a/panels/datetime/set-timezone.c
+++ b/panels/datetime/set-timezone.c
@@ -423,7 +423,6 @@ get_system_timezone_async (GetTimezoneFunc callback,
 gboolean
 get_using_ntp (void)
 {
-	static gboolean can_use_cache = FALSE;
 	static gboolean is_using_cache = FALSE;
 	static time_t   last_refreshed = 0;
 	time_t          now;
@@ -450,7 +449,6 @@ get_using_ntp (void)
 				       G_TYPE_BOOLEAN, &cu,
 				       G_TYPE_BOOLEAN, &iu,
 				       G_TYPE_INVALID)) {
-			can_use_cache = cu;
 			is_using_cache = iu;
 			last_refreshed = now;
 		}
diff --git a/panels/datetime/tz.c b/panels/datetime/tz.c
index 3e6c8ae..22b948b 100644
--- a/panels/datetime/tz.c
+++ b/panels/datetime/tz.c
@@ -193,37 +193,6 @@ tz_location_get_utc_offset (TzLocation *loc)
 	return offset;
 }
 
-gint
-tz_location_set_locally (TzLocation *loc)
-{
-	time_t curtime;
-	struct tm *curzone;
-	gboolean is_dst = FALSE;
-	gint correction = 0;
-
-	g_return_val_if_fail (loc != NULL, 0);
-	g_return_val_if_fail (loc->zone != NULL, 0);
-	
-	curtime = time (NULL);
-	curzone = localtime (&curtime);
-	is_dst = curzone->tm_isdst;
-
-	setenv ("TZ", loc->zone, 1);
-#if 0
-	curtime = time (NULL);
-	curzone = localtime (&curtime);
-
-	if (!is_dst && curzone->tm_isdst) {
-		correction = (60 * 60);
-	}
-	else if (is_dst && !curzone->tm_isdst) {
-		correction = 0;
-	}
-#endif
-
-	return correction;
-}
-
 TzInfo *
 tz_info_from_location (TzLocation *loc)
 {