configure: Use AC_GNU_SOURCE

[petitboot] / ui / common / timer.c

diff --git a/ui/common/timer.c b/ui/common/timer.c
index 3c1e8331233b45e8016dd9faa2b8d8a0aaa976f1..3d808987e3cc76d6f170406f50153089840f76a2 100644 (file)
--- a/ui/common/timer.c
+++ b/ui/common/timer.c
@@ -20,7 +20,6 @@
 #include "config.h"
 #endif
 
-#define _GNU_SOURCE
 #include <assert.h>
 #include <limits.h>
 #include <unistd.h>