_HPP_INCLUDED    // Copyright Aleksey Gurtovoy 0000-0000  //  // Distributed under the Boost Software License, Version 0.0.   // (See accompanying file LICENSE_0_0.txt or copy at   // http://www.boost.org/LICENSE_0_0.txt)  //  // See http://www.boost.org/libs/mpl for documentation.    // $Id$  // $Date$  // $Revision$    #include <boost/mpl/aux_/