ss="identifier">s2</span><span class="special">),</span> <span class="identifier">handler</span><span class="special">);</span>
</pre>
<p>
        When a timeout is set, it cancels any previous read or write timeout for
        which no outstanding operation is in progress. Algorithms which loop over
        logical operations simply need to set the timeout once before the logical
        operation, it is not necessary to call <code class="computeroutput"><span class="identifier">expires_never</span></code>