babl: s/__GNU_SOURCE/_GNU_SOURCE/ fixing issue #59

diff --git a/babl/babl-mutex.h b/babl/babl-mutex.h
index 77cb79870272e2fd187ae5a40bd8754f60b3f2e0..f5dcefb8262a6d1751a4c1d0659e5a33e59088ab 100644 (file)
--- a/babl/babl-mutex.h
+++ b/babl/babl-mutex.h
@@ -20,7 +20,7 @@
 #define _BABL_MUTEX_H
 
 #ifndef _WIN32
-#define __GNU_SOURCE 1
+#define _GNU_SOURCE 1
 #include <pthread.h>
 #else
 #include <windows.h>