// Copyright Vladimir Prus 2004.

 // 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)

 #ifndef BOOST_PROGRAM_OPTIONS_VERSION_HPP_VP_2004_04_05

 #define BOOST_PROGRAM_OPTIONS_VERSION_HPP_VP_2004_04_05

 /** The version of the source interface.

     The value will be incremented whenever a change is made which might

     cause compilation errors for existing code.

 */

 #ifdef BOOST_PROGRAM_OPTIONS_VERSION

 #error BOOST_PROGRAM_OPTIONS_VERSION already defined

 #endif

 #define BOOST_PROGRAM_OPTIONS_VERSION 2

 #endif