--- videomem.c.orig	Sat Feb 18 14:24:04 1995
+++ videomem.c	Wed Jun 18 04:45:50 2003
@@ -2,6 +2,7 @@
 /* This file holds the functions for manipulating video memory */
 
 #include	<stdio.h>
+#include	<stdlib.h>
 #include	"video.h"
 #include	"terminal.h"