// // detail/cstddef.hpp // ~~~~~~~~~~~~~~~~~~ // // Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com) // // Distributed under the Boost Software License, Version 1.0. (See accompanying // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // #ifndef BOOST_ASIO_DETAIL_CSTDDEF_HPP #define BOOST_ASIO_DETAIL_CSTDDEF_HPP #if defined(_MSC_VER) && (_MSC_VER >= 1200) # pragma once #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) #include #include namespace lslboost { namespace asio { #if defined(BOOST_ASIO_HAS_NULLPTR) using std::nullptr_t; #else // defined(BOOST_ASIO_HAS_NULLPTR) struct nullptr_t {}; #endif // defined(BOOST_ASIO_HAS_NULLPTR) } // namespace asio } // namespace lslboost #endif // BOOST_ASIO_DETAIL_CSTDDEF_HPP