ption</span></span>)
      <div class="features">@Since(&quot;2.2&quot;)</div>
    </section>
    <section class="desc markdown">
      <p>Use <a href="dart-io/RawSocket/setRawOption.html">setRawOption</a> to customize the <a href="dart-io/RawSocket-class.html">RawSocket</a>. See <a href="dart-io/RawSocketOption-class.html">RawSocketOption</a> for
available options.</p>
<p>Throws an <a href="dart-io/OSError-class.html">OSError</a> on failure.</p>
    </section>
    
    <section class="summary source-code" 