--- cpubench.c.orig	2005-04-04 00:47:31.000000000 -0400
+++ cpubench.c	2005-04-04 00:47:48.000000000 -0400
@@ -32,6 +32,7 @@
 #include <limits.h>
 #include <math.h>
 #include <time.h>
+#include <stdlib.h>
 
 #if defined HPUX || defined _AIX
 extern char *sys_errlist[];
