he top of this document.</p>
</div>
</div>
<div class="sect2">
<h3 id="implementation"><a class="anchor" href="#implementation"></a>Implementation</h3>
<div class="paragraph">
<p>It&#8217;s probably useful to do at least something besides printing out a string.
Let&#8217;s start by having a look at everything we get.</p>
</div>
<div class="paragraph">
<p>Modify your <code>cmd_psuh</code> implementation to dump the args you&#8217;re passed, keeping
existing <code>printf()</code> calls in place:</p>
</div>
<d