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  27 <a name="boost_asio.reference.posix__basic_stream_descriptor.lowest_layer.overload1"></a><a class="link" href="overload1.html" title="posix::basic_stream_descriptor::lowest_layer (1 of 2 overloads)">posix::basic_stream_descriptor::lowest_layer
  28           (1 of 2 overloads)</a>
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  30 <p>
  31             <span class="emphasis"><em>Inherited from posix::basic_descriptor.</em></span>
  32           </p>
  33 <p>
  34             Get a reference to the lowest layer.
  35           </p>
  36 <pre class="programlisting"><span class="identifier">lowest_layer_type</span> <span class="special">&amp;</span> <span class="identifier">lowest_layer</span><span class="special">();</span>
  37 </pre>
  38 <p>
  39             This function returns a reference to the lowest layer in a stack of layers.
  40             Since a <a class="link" href="../../posix__basic_descriptor.html" title="posix::basic_descriptor"><code class="computeroutput"><span class="identifier">posix</span><span class="special">::</span><span class="identifier">basic_descriptor</span></code></a> cannot contain
  41             any further layers, it simply returns a reference to itself.
  42           </p>
  43 <h6>
  44 <a name="boost_asio.reference.posix__basic_stream_descriptor.lowest_layer.overload1.h0"></a>
  45             <span class="phrase"><a name="boost_asio.reference.posix__basic_stream_descriptor.lowest_layer.overload1.return_value"></a></span><a class="link" href="overload1.html#boost_asio.reference.posix__basic_stream_descriptor.lowest_layer.overload1.return_value">Return
  46             Value</a>
  47           </h6>
  48 <p>
  49             A reference to the lowest layer in the stack of layers. Ownership is
  50             not transferred to the caller.
  51           </p>
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