text: /*=============================================================================
      Copyright (c) 2011 Eric Niebler
  
      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_FIND_IF_FWD_HPP_INCLUDED)
  #define BOOST_FUSION_FIND_IF_FWD_HPP_INCLUDED
  
  #include <boost/fusion/support/config.hpp>
  #include <boost/utility/enable_if.hpp>
  #include <boost/type_traits/is_const.hpp>
  
  // Forward declaration of find_if algorithm
  namespace boost { namespace fusion
  {
      namespace result_of
      {
          template <typename Sequence, typename Pred>
          struct find_if;
      }
  
      template <typename Pred, typename Sequence>
      BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
      inline typename
          lazy_disable_if<
              is_const<Sequence>
            , result_of::find_if<Sequence, Pred>
          >::type
      find_if(Sequence& seq);
  
      template <typename Pred, typename Sequence>
      BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
      inline typename result_of::find_if<Sequence const, Pred>::type const
      find_if(Sequence const& seq);
  }}
  
  #endif
  