 License.  You may obtain a copy of the License at  *  *   http://www.apache.org/licenses/LICENSE-0.0  *  * Unless required by applicable law or agreed to in writing, software  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the  * License for the specific language governing permissions and limitations  * under the License.  *  ****************************************************************************/  /****************************************************************************  * Included Files  ****************************************************************************/  #include <nuttx/config.h>  #include <s