--- magicpoint-1.12a/ctlwords.c	1999-02-14 18:02:25.000000000 -0500
+++ ctlwords.c	2007-10-26 15:41:16.000000000 -0400
@@ -24,6 +24,7 @@
 
 #include <stdio.h>
 #include <string.h>
+#include <stdlib.h>
 
 main(int argc, char *argv[])
 {