From 644ed0fa71bd2a4a1cc9e9ed19c0a80a4ab755ce Mon Sep 17 00:00:00 2001
From: Christopher Kohlhoff <chris@kohlhoff.com>
Date: Mon, 29 Oct 2007 13:06:12 +0000
Subject: [PATCH] Mac OS X 10.5 (Leopard) gives a compile error if you try to
 perform an operation on a const fd_set pointer.

[SVN r40546]
---
 include/boost/asio/detail/posix_fd_set_adapter.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/asio/detail/posix_fd_set_adapter.hpp b/include/boost/asio/detail/posix_fd_set_adapter.hpp
index 6a3ce08e..b4a26091 100644
--- a/include/boost/asio/detail/posix_fd_set_adapter.hpp
+++ b/include/boost/asio/detail/posix_fd_set_adapter.hpp
@@ -59,7 +59,7 @@ public:
   }
 
 private:
-  fd_set fd_set_;
+  mutable fd_set fd_set_;
   socket_type max_descriptor_;
 };