e <code>num</code> argument.

<pre>
: (abs -7)
-> 7
: (abs 7)
-> 7
</pre></dd>

<dt><a id="accept"><code>(accept 'cnt) -> cnt | NIL</code></a></dt>
<dd>Accepts a connection on descriptor <code>cnt</code> (as received by <code><a
href="refP.html#port">port</a></code>), and returns the new socket descriptor
<code>cnt</code>. The global variable <code>*Adr</code> is set to the IP address
of the client. See also <code><a href="refL.html#listen">listen</a></code>,
<code><a href="refC.html#connect">connect</a></c