/*
   * Copyright (C) 2013 Freie Universität Berlin
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   */
  
  /**
   * @defgroup    sys System
   * @brief       System library contains tools and utilities that make RIOT an actual operating system
   */