;</span>
</pre>
<p>
        using the preprocessor define
      </p>
<pre class="programlisting"><span class="identifier">SPIRIT_VERSION</span>
</pre>
<p>
        It is a hex number where the first two digits determine the major version
        while the last two digits determine the minor version. For example:
      </p>
<pre class="programlisting"><span class="preprocessor">#define</span> <span class="identifier">SPIRIT_VERSION</span> <span class="number">0x2010</span> <span class="comment">// version 2.1