[glib] gthread: G_STATIC_MUTEX_INIT: Fix this for the non-win32 case.

[Murray Cumming <murrayc src gnome org>]

commit 52fd106724aa79ad57ecaa7ad9d340f8c89da06d
Author: Murray Cumming <murrayc murrayc com>
Date:   Wed Oct 26 11:38:13 2011 +0200

    gthread: G_STATIC_MUTEX_INIT: Fix this for the non-win32 case.
    
    Also initialize the unused member. This was correct before but
    was broken when the ifndef was moved inside the GStaticMutex
    struct:
    http://git.gnome.org/browse/glib/commit/glib/gthread.h?id=24652730a9faaedb19b9e90024077eb7f75a6907
    This avoids a compiler warning.

 glib/deprecated/gthread.h |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/glib/deprecated/gthread.h b/glib/deprecated/gthread.h
index 095ecc2..987fc90 100644
--- a/glib/deprecated/gthread.h
+++ b/glib/deprecated/gthread.h
@@ -124,7 +124,15 @@ void     g_thread_foreach      (GFunc             thread_func,
 #endif
 
 #define g_static_mutex_get_mutex g_static_mutex_get_mutex_impl
+
+#ifndef G_OS_WIN32
+/* The use of PTHREAD_MUTEX_INITIALIZER is arbitrary.
+ * but that struct field is unused anyway. */
+#define G_STATIC_MUTEX_INIT { NULL, PTHREAD_MUTEX_INITIALIZER }
+#else
 #define G_STATIC_MUTEX_INIT { NULL }
+#endif
+
 typedef struct
 {
   GMutex *mutex;