[gcompris] Fixed windows compilation issue.

[Bruno Coudoin <bcoudoin src gnome org>]

commit 7bc424a0b18e0770815ff91b677c304048ad89a2
Author: Bruno Coudoin <bruno coudoin free fr>
Date:   Thu Aug 15 08:29:14 2013 +0200

    Fixed windows compilation issue.
    
    On windows we don't do DLLs so all local variables
    must be unique globally or declared static.

 src/gletters-activity/gletters.c   |    2 +-
 src/wordsgame-activity/wordsgame.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/gletters-activity/gletters.c b/src/gletters-activity/gletters.c
index 6a9ed57..609fa98 100644
--- a/src/gletters-activity/gletters.c
+++ b/src/gletters-activity/gletters.c
@@ -29,7 +29,7 @@ static GcomprisWordlist *gc_wordlist = NULL;
 #if GLIB_CHECK_VERSION(2, 31, 0)
 static GMutex items_lock; /* No init needed for static GMutexes */
 #else
-GStaticMutex items_lock = G_STATIC_MUTEX_INIT;
+static GStaticMutex items_lock = G_STATIC_MUTEX_INIT;
 #endif
 
 /*
diff --git a/src/wordsgame-activity/wordsgame.c b/src/wordsgame-activity/wordsgame.c
index 055e260..41e581b 100644
--- a/src/wordsgame-activity/wordsgame.c
+++ b/src/wordsgame-activity/wordsgame.c
@@ -29,7 +29,7 @@ static GcomprisWordlist *gc_wordlist = NULL;
 #if GLIB_CHECK_VERSION(2, 31, 0)
 static GMutex items_lock; /* No init needed for static GMutexes */
 #else
-GStaticMutex items_lock = G_STATIC_MUTEX_INIT;
+static GStaticMutex items_lock = G_STATIC_MUTEX_INIT;
 #endif
 
 /*