$NetBSD: patch-aa,v 1.1 2009/04/22 18:59:54 hasso Exp $

--- boehm-gc/include/private/gcconfig.h.orig	2009-04-08 14:54:58 +0300
+++ boehm-gc/include/private/gcconfig.h	2009-04-08 14:55:38 +0300
@@ -55,7 +55,7 @@
 # endif
 
 /* And one for FreeBSD: */
-# if defined(__FreeBSD__)
+# if defined(__FreeBSD__) || defined(__DragonFly__)
 #    define FREEBSD
 # endif