[glib/wip/mutexes] Mark private symbol static

[Ryan Lortie <ryanl src gnome org>]

commit dfd5d82b594c1063baf3fa9a13c6964aa80c2e04
Author: Ryan Lortie <desrt desrt ca>
Date:   Wed Sep 21 14:36:22 2011 -0400

    Mark private symbol static
    
    This should have been fixed long ago...

 glib/gmessages.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/glib/gmessages.c b/glib/gmessages.c
index 1295afc..e865035 100644
--- a/glib/gmessages.c
+++ b/glib/gmessages.c
@@ -188,7 +188,7 @@ g_messages_prefixed_init (void)
     }
 }
 
-void
+static void
 g_debug_init (void)
 {
   typedef enum {