Fix a couple of compiler version issues.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@12303 57a11ea4-9604-0410-9ed3-97b8803252fd

lib/goffice-0.0.4/goffice/glib24_26-compat.c

@@ -229,9 +229,9 @@ _g_compute_locale_variants (const gchar *locale)
   GSList *retval = NULL;
 
   gchar *language;
-  gchar *territory;
-  gchar *codeset;
-  gchar *modifier;
+  gchar *territory = NULL;
+  gchar *codeset = NULL;
+  gchar *modifier = NULL;
 
   guint mask;
   guint i;