Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

doc/html/boost_asio/example/http/server4/unyield.hpp

//
// unyield.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)
//

#ifdef reenter
# undef reenter
#endif

#ifdef yield
# undef yield
#endif

#ifdef fork
# undef fork
#endif