$OpenBSD: patch-w_snap_c,v 1.4 2017/02/01 10:09:58 kirby Exp $
--- src/w_snap.c.orig	Mon Mar 30 17:52:10 2009
+++ src/w_snap.c	Sun Dec 27 23:07:04 2009
@@ -32,7 +32,7 @@
 #include "u_search.h"
 #include "f_util.h"
 #include <math.h>
-#ifndef __FreeBSD__
+#if !defined(__FreeBSD__) && !defined(__OpenBSD__)
 #include <alloca.h>
 #endif
 
