1 // Copyright Cromwell D. Enage 2019.
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE_1_0.txt or copy at
4 // http://www.boost.org/LICENSE_1_0.txt)
6 #ifndef BOOST_PARAMETER_AUX_PREPROCESSOR_NULLPTR_HPP
7 #define BOOST_PARAMETER_AUX_PREPROCESSOR_NULLPTR_HPP
9 #include <boost/config.hpp>
11 #if defined(BOOST_NO_CXX11_NULLPTR)
12 #define BOOST_PARAMETER_AUX_PP_NULLPTR 0
14 #define BOOST_PARAMETER_AUX_PP_NULLPTR nullptr
17 #endif // include guard