$NetBSD: patch-artist_c,v 1.1 2012/07/30 03:33:12 dholland Exp $

- use standard headers

--- artist.c~	2004-05-05 08:30:35.000000000 +0000
+++ artist.c
@@ -3,6 +3,7 @@
  */
 #include <math.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include "paint.h"
 #include "crinkle.h"