equently,
          here is the <a href="http://flex.sourceforge.net/" target="_top">Flex</a> code
          corresponding to the example as shown above.
        </p>
<p>
</p>
<pre class="programlisting"><span class="special">%{</span>
    <span class="preprocessor">#define</span> <span class="identifier">ID_WORD</span> <span class="number">1000</span>
    <span class="preprocessor">#define</span> <span class="identifier">ID_EOL</span>  <span class="number">1001</span>
    <span class="preprocessor">#define