text: #ifndef BOOST_BIND_ARG_HPP_INCLUDED
  #define BOOST_BIND_ARG_HPP_INCLUDED
  
  // MS compatible compilers support #pragma once
  
  #if defined(_MSC_VER) && (_MSC_VER >= 1020)
  # pragma once
  #endif
  
  //
  //  bind/arg.hpp
  //
  //  Copyright (c) 2002 Peter Dimov and Multi Media Ltd.
  //
  // 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)
  //
  //  See http://www.boost.org/libs/bind/bind.html for documentation.
  //
  
  #include <boost/config.hpp>
  #include <boost/is_placeholder.hpp>
  
  namespace riakboost{} namespace boost = riakboost; namespace riakboost{
  
  template< int I > struct arg
  {
      arg()
      {
      }
  
      template< class T > arg( T const & /* t */ )
      {
          // static assert I == is_placeholder<T>::value
          typedef char T_must_be_placeholder[ I == is_placeholder<T>::value? 1: -1 ];
      }
  };
  
  template< int I > bool operator==( arg<I> const &, arg<I> const & )
  {
      return true;
  }
  
  #if !defined( BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION )
  
  template< int I > struct is_placeholder< arg<I> >
  {
      enum _vt { value = I };
  };
  
  template< int I > struct is_placeholder< arg<I> (*) () >
  {
      enum _vt { value = I };
  };
  
  #endif
  
  } // namespace riakboost
  
  #endif // #ifndef BOOST_BIND_ARG_HPP_INCLUDED
  