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-rw-r--r--lib/strequal.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/strequal.c b/lib/strequal.c
index adf84403d..49dc4880b 100644
--- a/lib/strequal.c
+++ b/lib/strequal.c
@@ -21,6 +21,11 @@
* $Id$
***************************************************************************/
+#ifndef _GNU_SOURCE
+/* glibc needs this to define the prototype for strcasestr */
+#define _GNU_SOURCE 1
+#endif
+
#include "setup.h"
#include <string.h>