#ifndef BOOST_DETAIL_LWM_NOP_HPP_INCLUDED

 #define BOOST_DETAIL_LWM_NOP_HPP_INCLUDED

 // MS compatible compilers support #pragma once

 #if defined(_MSC_VER) && (_MSC_VER >= 1020)

 # pragma once

 #endif

 //

 //  boost/detail/lwm_nop.hpp

 //

 //  Copyright (c) 2002 Peter Dimov and Multi Media Ltd.

 //

 // 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)

 //

 namespace boost

 {

 namespace detail

 {

 class lightweight_mutex

 {

 public:

     typedef lightweight_mutex scoped_lock;

 };

 } // namespace detail

 } // namespace boost

 #endif // #ifndef BOOST_DETAIL_LWM_NOP_HPP_INCLUDED