ref="dart-io/HttpStatus/NON_AUTHORITATIVE_INFORMATION-constant.html">NON_AUTHORITATIVE_INFORMATION</a></li>
      <li><a href="dart-io/HttpStatus/nonAuthoritativeInformation-constant.html">nonAuthoritativeInformation</a></li>
      <li><a class="deprecated" href="dart-io/HttpStatus/NOT_ACCEPTABLE-constant.html">NOT_ACCEPTABLE</a></li>
      <li><a class="deprecated" href="dart-io/HttpStatus/NOT_FOUND-constant.html">NOT_FOUND</a></li>
      <li><a class="deprecated" href="dart-io/HttpStatus/NOT_IMPLEMENTED-c