text: /*=============================================================================
      Copyright (c) 2001-2011 Joel de Guzman
  
      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)
  ==============================================================================*/
  #if !defined(FUSION_BACK_10022005_1620)
  #define FUSION_BACK_10022005_1620
  
  #include <boost/fusion/support/config.hpp>
  #include <boost/mpl/back.hpp>
  #include <boost/fusion/sequence/intrinsic/end.hpp>
  #include <boost/fusion/iterator/prior.hpp>
  #include <boost/fusion/iterator/value_of.hpp>
  
  namespace boost { namespace mpl
  {
      template <typename Tag>
      struct back_impl;
  
      template <>
      struct back_impl<fusion::fusion_sequence_tag>
      {
          template <typename Sequence>
          struct apply : 
              fusion::result_of::value_of<
                  typename fusion::result_of::prior<
                      typename fusion::result_of::end<Sequence>::type
                  >::type> {};
      };
  }}
  
  #endif
  