gthread.h: avoid anonymous union

This is a GNU extension.

https://bugzilla.gnome.org/show_bug.cgi?id=666978

diff --git a/glib/deprecated/gthread.h b/glib/deprecated/gthread.h
index ef605fa..a0d795d 100644 (file)
--- a/glib/deprecated/gthread.h
+++ b/glib/deprecated/gthread.h
@@ -162,7 +162,7 @@ struct _GStaticRecMutex
     pthread_t owner;
 #endif
     gdouble dummy;
-  };
+  } unused;
 };
 
 #define G_STATIC_REC_MUTEX_INIT { G_STATIC_MUTEX_INIT }