$NetBSD: patch-df,v 1.5 2014/11/30 08:40:51 spz Exp $
--- support/mph.h.orig	2014-09-22 13:23:09.000000000 +0000
+++ support/mph.h
@@ -36,7 +36,7 @@
 #include <stdint.h>             /* for SIZE_MAX */
 #endif
 
-#if __APPLE__ || __BSD__ || __FreeBSD__ || __OpenBSD__
+#if __APPLE__ || __BSD__ || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __DragonFly__
 #define MPH_ON_BSD
 #endif