om ip::resolver_base.</em></span>
        </p>
<p>
          <a class="indexterm" name="boost_asio.indexterm.ip__basic_resolver.canonical_name"></a> 
Determine
          the canonical name of the host specified in the query.
        </p>
<pre class="programlisting">static const flags canonical_name = implementation_defined;
</pre>
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