@@ -, +, @@ 
---
 utils/exportfs/exportfs.c | 4 ++++
 1 file changed, 4 insertions(+)
--- a/utils/exportfs/exportfs.c	
+++ a/utils/exportfs/exportfs.c	
@@ -12,6 +12,10 @@ 
 #include <config.h>
 #endif
 
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/vfs.h>
--