>
<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="base_from_member.usage"></a><a class="link" href="base_from_member.html#base_from_member.usage" title="Usage">Usage</a>
</h2></div></div></div>
<p>
      With the starting example, the <code class="computeroutput"><span class="identifier">fdoutbuf</span></code>
      sub-object needs to be encapsulated in a base class that is inheirited before
      <code class="computeroutput"><span class="identifier">s