From 908fa41cc3dc9afc813f0c8460a10cc635274e7c Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Fri, 4 Dec 2009 10:18:29 +0000
Subject: [PATCH] Check for __unix__ as well as unix. Fixes #3708.

[SVN r58135]
---
 include/boost/type_traits/intrinsics.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/type_traits/intrinsics.hpp b/include/boost/type_traits/intrinsics.hpp
index 74b64a7..8f88036 100644
--- a/include/boost/type_traits/intrinsics.hpp
+++ b/include/boost/type_traits/intrinsics.hpp
@@ -149,7 +149,7 @@
 #   define BOOST_IS_CLASS(T) __is_class(T)
 #   define BOOST_IS_ENUM(T) __is_enum(T)
 #   define BOOST_IS_POLYMORPHIC(T) __is_polymorphic(T)
-#   if !defined(unix) || defined(__LP64__)
+#   if (!defined(unix) && !defined(__unix__)) || defined(__LP64__)
       // GCC sometimes lies about alignment requirements
       // of type double on 32-bit unix platforms, use the
       // old implementation instead in that case: