$NetBSD: patch-ad,v 1.1 2007/09/20 20:47:04 wiz Exp $

--- src/boost/boost/config/select_platform_config.hpp.orig	2007-06-30 15:50:08.000000000 +0000
+++ src/boost/boost/config/select_platform_config.hpp
@@ -17,7 +17,7 @@
 // linux:
 #  define BOOST_PLATFORM_CONFIG "boost/config/platform/linux.hpp"
 
-#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
 // BSD:
 #  define BOOST_PLATFORM_CONFIG "boost/config/platform/bsd.hpp"