#ifndef BOOST_MPL_OR_HPP_INCLUDED

 #define BOOST_MPL_OR_HPP_INCLUDED

 // Copyright Aleksey Gurtovoy 2000-2004

 //

 // 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.

 // $Source: /cvsroot/boost/boost/boost/mpl/or.hpp,v $

 // $Date: 2004/09/02 15:40:42 $

 // $Revision: 1.4 $

 #include <boost/mpl/aux_/config/use_preprocessed.hpp>

 #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \

     && !defined(BOOST_MPL_PREPROCESSING_MODE)

 #   include <boost/mpl/bool.hpp>

 #   include <boost/mpl/aux_/nested_type_wknd.hpp>

 #   include <boost/mpl/aux_/na_spec.hpp>

 #   include <boost/mpl/aux_/lambda_support.hpp>

 #   include <boost/mpl/aux_/config/msvc.hpp>

 // agurt, 19/may/04: workaround a conflict with <iso646.h> header's 

 // 'or' and 'and' macros, see http://tinyurl.com/3et69; 'defined(or)'

 // has to be checked in a separate condition, otherwise GCC complains 

 // about 'or' being an alternative token

 #if defined(_MSC_VER)

 #if defined(or)

 #   pragma push_macro("or")

 #   undef or

 #   define or(x)

 #endif

 #endif

 #   define BOOST_MPL_PREPROCESSED_HEADER or.hpp

 #   include <boost/mpl/aux_/include_preprocessed.hpp>

 #if defined(_MSC_VER) 

 #if defined(or)

 #   pragma pop_macro("or")

 #endif

 #endif

 #else

 #   define AUX778076_OP_NAME or_

 #   define AUX778076_OP_VALUE1 true

 #   define AUX778076_OP_VALUE2 false

 #   include <boost/mpl/aux_/logical_op.hpp>

 #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS

 #endif // BOOST_MPL_OR_HPP_INCLUDED