text: /*=============================================================================
      Copyright (c) 2001-2003 Joel de Guzman
      http://spirit.sourceforge.net/
  
      Use, modification and distribution is subject to 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_SPIRIT_NIL_HPP)
  #define BOOST_SPIRIT_NIL_HPP
  
  namespace boost { namespace spirit
  {
      struct nil_t {};
  }}
  
  #endif
  
  
  