nstructor">UnixLabels</span>.socket_bool_option&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;bool<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;setsockopt&nbsp;:<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="constructor">UnixLabels</span>.file_descr&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">UnixLabels</span>.socket_bool_option&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;bool&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit<br>
&nbsp;&nbsp;<span class="keywor