$NetBSD$

--- lib/buildmap.c	Thu Feb 27 18:17:01 1992
+++ lib/buildmap.c	Sat Sep 16 12:11:12 1995
@@ -26,6 +26,7 @@
  */
 
 #include <stdio.h>
+#include <stdlib.h>
 #include "rle.h"
 #include <math.h>
 
