html" title="Macro BOOST_TRIBOOL_THIRD_STATE">BOOST_TRIBOOL_THIRD_STATE</a>(Name)</pre>
<pre class="synopsis"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span>
  <span class="keyword">namespace</span> <span class="identifier">logic</span> <span class="special">{</span>
    <span class="keyword">class</span> <a class="link" href="../boost/logic/tribool.html" title="Class tribool">tribool</a><span class="special">;</span>
    <span class="keyword">bool