  <a class="indexterm" name="idp42494688"></a> 
Get the underlying implementation of the
          I/O object.
        </p>
<pre class="programlisting"><span class="identifier">implementation_type</span> <span class="special">&amp;</span> <a class="link" href="get_implementation/overload1.html" title="basic_socket::get_implementation (1 of 2 overloads)">get_implementation</a><span class="special">();</span>
  <span class="emphasis"><em>&#187; <a class="link" href="get_implementation/overload1.html" title="b