</span> <span class="special">=</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">cnv</span><span class="special">;</span>
<span class="keyword">namespace</span> <span class="identifier">arg</span> <span class="special">=</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">cnv</span><span class="special">::</span><span class="identifier">parameter</span><span class="special">;</span>
</pre>
<p>
          </p>
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