t</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<h5>
<a name="fusion.adapted.define_assoc_struct.h4"></a>
        <span class="phrase"><a name="fusion.adapted.define_assoc_struct.example"></a></span><a class="link" href="define_assoc_struct.html#fusion.adapted.define_assoc_struct.example">Example</a>
      </h5>
<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">keys</span>
<span class="special">{</spa