--- support/mph.h.orig	2009-03-03 16:39:06 -0800
+++ support/mph.h	2009-03-03 16:39:21 -0800
@@ -36,7 +36,7 @@
 #include <stdint.h>             /* for SIZE_MAX */
 #endif
 
-#if __APPLE__ || __BSD__ || __FreeBSD__
+#if __APPLE__ || __BSD__ || __FreeBSD__ || __DragonFly__
 #define MPH_ON_BSD
 #endif