asio_integration.cpp#L99" class="code-snippet-url" target="_blank">View this code on Github</a></div>


<p>Next we tell ASIO about a new completion token it ought to recognise by specialising
<a href="https://www.boost.org/doc/libs/develop/doc/html/boost_asio/reference/async_result.html"><code>async_result</code></a>:</p>

<div class="code-snippet"><div class="highlight"><pre class="chroma"><code class="language-c++" data-lang="c++"><span class="c1">// Tell ASIO about a new kind of completion token, the kin