$OpenBSD: patch-edit_c,v 1.1 2016/09/10 13:03:41 ajacoutot Exp $
--- edit.c.orig	Sat Sep 10 11:19:12 2016
+++ edit.c	Sat Sep 10 11:19:26 2016
@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <stdlib.h> /* exit */
 
 #include "constant.h"
   
