$OpenBSD: patch-init_c,v 1.1 2016/09/10 13:03:41 ajacoutot Exp $
--- init.c.orig	Sat Sep 10 11:19:36 2016
+++ init.c	Sat Sep 10 11:19:58 2016
@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <stdlib.h> /* exit, malloc */
 #include <math.h>
 
 #include "constant.h"
