--- gcpegg-5.1.orig/reg_pseudo.c
+++ gcpegg-5.1/reg_pseudo.c
@@ -27,6 +27,7 @@
 
 #include <stdio.h>
 #include <unistd.h>
+#include <time.h>
 
 #include "global.h"
 #include "genlib.h"