text: //
  // deadline_timer.hpp
  // ~~~~~~~~~~~~~~~~~~
  //
  // Copyright (c) 2003-2010 Christopher M. Kohlhoff (chris at kohlhoff dot com)
  //
  // 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_ASIO_DEADLINE_TIMER_HPP
  #define BOOST_ASIO_DEADLINE_TIMER_HPP
  
  #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  # pragma once
  #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  
  #include <boost/asio/detail/config.hpp>
  #include <boost/asio/detail/socket_types.hpp> // Must come before posix_time.
  #include <boost/asio/basic_deadline_timer.hpp>
  
  #include <boost/asio/detail/push_options.hpp>
  #include <boost/date_time/posix_time/posix_time_types.hpp>
  #include <boost/asio/detail/pop_options.hpp>
  
  namespace boost {
  namespace asio {
  
  /// Typedef for the typical usage of timer. Uses a UTC clock.
  typedef basic_deadline_timer<boost::posix_time::ptime> deadline_timer;
  
  } // namespace asio
  } // namespace boost
  
  #endif // BOOST_ASIO_DEADLINE_TIMER_HPP
  