text: #ifndef POSIX_TIME_PERIOD_HPP___
  #define POSIX_TIME_PERIOD_HPP___
  
  /* Copyright (c) 2002,2003 CrystalClear Software, Inc.
   * Use, modification and distribution is subject to the 
   * Boost Software License, Version 1.0. (See accompanying
   * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
   * Author: Jeff Garland 
   * $Date: 2008-02-27 12:00:24 -0800 (Wed, 27 Feb 2008) $
   */
  
  #include "boost/date_time/period.hpp"
  #include "boost/date_time/posix_time/posix_time_duration.hpp"
  #include "boost/date_time/posix_time/ptime.hpp"
  
  namespace boost {
  namespace posix_time {
  
    //! Time period type
    /*! \ingroup time_basics
     */
    typedef date_time::period<ptime, time_duration> time_period;
  
  
  } }//namespace posix_time
  
  
  #endif
  
  