/*=============================================================================

    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(FUSION_UNKNOWN_KEY_09242005_1219)

#define FUSION_UNKNOWN_KEY_09242005_1219



namespace boost { namespace fusion { namespace detail

{

    template <int index>

    struct unknown_key {};

}}}



#endif

