may be re-used.
</blockquote>


<a name='sect-shortcuts'><h4>Shortcuts</h4></a>

<p>Some shortcuts for common compression tasks are available.

<p><a name='make-stream-output-callback'>[Function]</a><br>
<b>make-stream-output-callback</b> <i>stream</i> => <i>callback</i>>

<blockquote>
Creates and returns a callback function that writes all compressed
data to <i>stream</i>. It is defined like this:

<pre>
(defun make-stream-output-callback (stream)
  (lambda (buffer end)
    (write-sequence buffer stream :e