| 12345678910111213141516171819202122232425262728293031323334353637 | #ifndef  BOOST_SERIALIZATION_VOID_CAST_FWD_HPP#define BOOST_SERIALIZATION_VOID_CAST_FWD_HPP// MS compatible compilers support #pragma once#if defined(_MSC_VER)# pragma once#endif/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8// void_cast_fwd.hpp:   interface for run-time casting of void pointers.// (C) Copyright 2005 Robert Ramey - http://www.rrsd.com .// Use, modification and distribution is subject to 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)// gennadiy.rozental@tfn.com//  See http://www.boost.org for updates, documentation, and revision history.#include <cstddef> // NULL#include <boost/serialization/force_include.hpp>namespace boost {namespace serialization {namespace void_cast_detail{class void_caster;} // namespace void_cast_detailtemplate<class Derived, class Base>BOOST_DLLEXPORTinline const void_cast_detail::void_caster & void_cast_register(    const Derived * dnull = NULL,    const Base * bnull = NULL) BOOST_USED;} // namespace serialization} // namespace boost#endif // BOOST_SERIALIZATION_VOID_CAST_HPP
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