$OpenBSD: patch-boost_detail_endian_hpp,v 1.1 2007/07/14 14:13:48 deanna Exp $
--- boost/detail/endian.hpp.orig	Wed Jul  4 12:09:03 2007
+++ boost/detail/endian.hpp	Wed Jul  4 12:09:17 2007
@@ -47,7 +47,7 @@
 #elif defined(__i386__) || defined(__alpha__) \
    || defined(__ia64) || defined(__ia64__) \
    || defined(_M_IX86) || defined(_M_IA64) \
-   || defined(_M_ALPHA)
+   || defined(_M_ALPHA) || defined(__x86_64__)
 # define BOOST_LITTLE_ENDIAN
 # define BOOST_BYTE_ORDER 1234
 #else
