  <li><a href="dart-io/ZLibOption/defaultMemLevel-constant.html">defaultMemLevel</a></li>
      <li><a href="dart-io/ZLibOption/defaultWindowBits-constant.html">defaultWindowBits</a></li>
      <li><a class="deprecated" href="dart-io/ZLibOption/MAX_LEVEL-constant.html">MAX_LEVEL</a></li>
      <li><a class="deprecated" href="dart-io/ZLibOption/MAX_MEM_LEVEL-constant.html">MAX_MEM_LEVEL</a></li>
      <li><a class="deprecated" href="dart-io/ZLibOption/MAX_WINDOW_BITS-constant.html">MAX_WINDOW_BITS</a></li>
 