2 // detail/functional.hpp
3 // ~~~~~~~~~~~~~~~~~~~~~
5 // Copyright (c) 2003-2017 Christopher M. Kohlhoff (chris at kohlhoff dot com)
7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
11 #ifndef BOOST_ASIO_DETAIL_FUNCTIONAL_HPP
12 #define BOOST_ASIO_DETAIL_FUNCTIONAL_HPP
14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
18 #include <boost/asio/detail/config.hpp>
22 #if !defined(BOOST_ASIO_HAS_STD_FUNCTION)
23 # include <boost/function.hpp>
24 #endif // !defined(BOOST_ASIO_HAS_STD_FUNCTION)
30 #if defined(BOOST_ASIO_HAS_STD_FUNCTION)
32 #else // defined(BOOST_ASIO_HAS_STD_FUNCTION)
33 using boost::function;
34 #endif // defined(BOOST_ASIO_HAS_STD_FUNCTION)
40 #endif // BOOST_ASIO_DETAIL_FUNCTIONAL_HPP