nt.html">unauthorized</a></li>
        <li><a href="../../dart-io/HttpStatus/unavailableForLegalReasons-constant.html">unavailableForLegalReasons</a></li>
        <li><a href="../../dart-io/HttpStatus/unprocessableEntity-constant.html">unprocessableEntity</a></li>
        <li><a class="deprecated" href="../../dart-io/HttpStatus/UNSUPPORTED_MEDIA_TYPE-constant.html">UNSUPPORTED_MEDIA_TYPE</a></li>
        <li><a href="../../dart-io/HttpStatus/unsupportedMediaType-constant.html">unsupportedMediaType</a></li>
