text: # /* **************************************************************************
  #  *                                                                          *
  #  *     (C) Copyright Paul Mensonides 2002.
  #  *     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 for most recent version. */
  #
  # ifndef BOOST_PREPROCESSOR_LOGICAL_BITAND_HPP
  # define BOOST_PREPROCESSOR_LOGICAL_BITAND_HPP
  #
  # include <boost/preprocessor/config/config.hpp>
  #
  # /* BOOST_PP_BITAND */
  #
  # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
  #    define BOOST_PP_BITAND(x, y) BOOST_PP_BITAND_I(x, y)
  # else
  #    define BOOST_PP_BITAND(x, y) BOOST_PP_BITAND_OO((x, y))
  #    define BOOST_PP_BITAND_OO(par) BOOST_PP_BITAND_I ## par
  # endif
  #
  # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()
  #    define BOOST_PP_BITAND_I(x, y) BOOST_PP_BITAND_ ## x ## y
  # else
  #    define BOOST_PP_BITAND_I(x, y) BOOST_PP_BITAND_ID(BOOST_PP_BITAND_ ## x ## y)
  #    define BOOST_PP_BITAND_ID(res) res
  # endif
  #
  # define BOOST_PP_BITAND_00 0
  # define BOOST_PP_BITAND_01 0
  # define BOOST_PP_BITAND_10 0
  # define BOOST_PP_BITAND_11 1
  #
  # endif
  