--- find/pred.c	Wed Nov  2 15:59:23 1994
+++ find/pred.c	Tue May  2 15:38:51 2000
@@ -15,6 +15,8 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
+#define _GNU_SOURCE
+
 #include <config.h>
 #include <sys/types.h>
 #include <sys/stat.h>
