$OpenBSD: patch-plugins_mmexternal_mmexternal_c,v 1.1 2016/03/15 23:25:51 sthen Exp $
--- plugins/mmexternal/mmexternal.c.orig	Thu Mar  3 13:19:44 2016
+++ plugins/mmexternal/mmexternal.c	Thu Mar  3 13:19:51 2016
@@ -31,7 +31,7 @@
 #include <errno.h>
 #include <unistd.h>
 #include <fcntl.h>
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__) || defined(__OpenBSD__)
 #include <sys/wait.h>
 #else
 #include <wait.h>
