span class="special">(</span><span class="keyword">new</span> <span class="identifier">sink_t</span><span class="special">(</span>
        <span class="identifier">backend</span><span class="special">,</span>                                                                 <a class="co" name="log.detailed.sink_frontends.async.c14" href="sink_frontends.html#log.detailed.sink_frontends.async.c15"><img src="../../../../../../doc/src/images/callouts/5.png" alt="5" border="0"></a>
        <span class="identifier"