#ifndef BOOST_MPL_AUX_HAS_KEY_IMPL_HPP_INCLUDED#define BOOST_MPL_AUX_HAS_KEY_IMPL_HPP_INCLUDED// Copyright Aleksey Gurtovoy 2002-2004// Copyright David Abrahams 2003//// 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)//// See http://www.boost.org/libs/mpl for documentation.// $Id: has_key_impl.hpp 49267 2008-10-11 06:19:02Z agurtovoy $// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $// $Revision: 49267 $#include <boost/mpl/has_key_fwd.hpp>#include <boost/mpl/aux_/traits_lambda_spec.hpp>namespaceboost{namespacempl{// no default implementation; the definition is needed to make MSVC happy template<typenameTag>structhas_key_impl{template<typenameAssociativeSequence,typenameKey>structapply;};BOOST_MPL_ALGORITM_TRAITS_LAMBDA_SPEC(2,has_key_impl)}}#endif // BOOST_MPL_AUX_HAS_KEY_IMPL_HPP_INCLUDED