or::non_blocking_io</a>
</h4></div></div></div>
<p>
          <span class="emphasis"><em>Inherited from posix::descriptor_base.</em></span>
        </p>
<p>
          <a class="indexterm" name="idp64392624"></a> 
(Deprecated: Use non_blocking().)
          IO control command to set the blocking mode of the descriptor.
        </p>
<pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">implementation_defined</span> <span class="identifier">non_blocking_io</span><span class=