text: /*=============================================================================
      Copyright (c) 2001-2006 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(BOOST_FUSION_VALUE_AT_IMPL_09262006_1926)
  #define BOOST_FUSION_VALUE_AT_IMPL_09262006_1926
  
  #include <boost/tuple/tuple.hpp>
  
  namespace boost { namespace fusion
  {
      struct boost_tuple_tag;
  
      namespace extension
      {
          template<typename T>
          struct value_at_impl;
  
          template <>
          struct value_at_impl<boost_tuple_tag>
          {
              template <typename Sequence, typename N>
              struct apply : tuples::element<N::value, Sequence> {};
          };
      }
  }}
  
  #endif
  