$NetBSD: patch-demo_animation1_c,v 1.1 2013/04/14 00:15:27 dholland Exp $

- use standard headers
- call execl correctly

--- demo/animation1.c~	1995-02-08 11:27:32.000000000 +0000
+++ demo/animation1.c
@@ -80,6 +80,7 @@
 #include <stdlib.h> 
 #include <string.h> 
 #include <signal.h> 
+#include <unistd.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include "../src/globals.h"
@@ -228,7 +229,7 @@ void call_vcg()
 #ifdef X11
 			"-geometry","200x200-30+30",
 #endif
-			filename,0L);
+			filename, (char *)NULL);
 		}
 		 /* NEVER REACHED */