Index: predict-2.2.3/utils/fodtrack-0.1/fodtrack.c
===================================================================
--- predict-2.2.3.orig/utils/fodtrack-0.1/fodtrack.c	2009-11-14 09:44:49.000000000 -0500
+++ predict-2.2.3/utils/fodtrack-0.1/fodtrack.c	2009-11-14 09:45:06.000000000 -0500
@@ -3,6 +3,7 @@
  */
 
 #define __USE_GNU
+#define _XOPEN_SOURCE
 
 #include <string.h>
 #include <sys/types.h>