[gconf] Silence some gcc compiler warnings

[Colin Walters <walters src gnome org>]

commit 8bad97390ee8cd1203908139d03c4f5678ac4ef4
Author: Colin Walters <walters verbum org>
Date:   Wed Jul 15 13:49:12 2009 -0400

    Silence some gcc compiler warnings
    
    None of these are actual problems, but it's good to keep the
    compiler output quiet.

 backends/markup-tree.c |    6 +++---
 gconf/gconf-client.c   |   11 ++++++-----
 gconf/gconf-locale.c   |    8 ++++----
 3 files changed, 13 insertions(+), 12 deletions(-)
---
diff --git a/backends/markup-tree.c b/backends/markup-tree.c
index d5bfcfa..c08d6c7 100644
--- a/backends/markup-tree.c
+++ b/backends/markup-tree.c
@@ -2588,9 +2588,9 @@ parse_value_element (GMarkupParseContext  *context,
     case GCONF_VALUE_BOOL:
     case GCONF_VALUE_FLOAT:
       {
-        double fval;
-        gboolean bval;
-        int ival;
+        double fval = 0.0;
+        gboolean bval = FALSE;
+        int ival = 0;
 
         if (value == NULL)
           {
diff --git a/gconf/gconf-client.c b/gconf/gconf-client.c
index 98f2051..1fad73e 100644
--- a/gconf/gconf-client.c
+++ b/gconf/gconf-client.c
@@ -1090,18 +1090,19 @@ gconf_client_all_entries    (GConfClient* client,
   if (g_hash_table_lookup (client->cache_dirs, dir))
     {
       GHashTableIter iter;
-      gchar *key;
-      GConfEntry *entry;
+      gpointer key, value;
 
       trace ("CACHED: Getting all values in '%s'", dir);
 
       dirlen = strlen (dir);
       retval = NULL;
       g_hash_table_iter_init (&iter, client->cache_hash);
-      while (g_hash_table_iter_next (&iter, &key, &entry))
+      while (g_hash_table_iter_next (&iter, &key, &value))
         {
-          if (g_str_has_prefix (key, dir) &&
-              key + dirlen == strrchr (key, '/'))
+          const gchar *id = key;
+          GConfEntry *entry = value;
+          if (g_str_has_prefix (id, dir) &&
+              id + dirlen == strrchr (id, '/'))
             retval = g_slist_prepend (retval, gconf_entry_copy (entry));
         }
 
diff --git a/gconf/gconf-locale.c b/gconf/gconf-locale.c
index e41fec6..b01ae4c 100644
--- a/gconf/gconf-locale.c
+++ b/gconf/gconf-locale.c
@@ -273,10 +273,10 @@ compute_locale_variants (const gchar *locale)
 {
   GSList *retval = NULL;
 
-  gchar *language;
-  gchar *territory;
-  gchar *codeset;
-  gchar *modifier;
+  gchar *language = NULL;
+  gchar *territory = NULL;
+  gchar *codeset = NULL;
+  gchar *modifier = NULL;
 
   guint mask;
   guint i;