ss="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Unix</span>.msg_flag&nbsp;list&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Unix</span>.sockaddr&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;int
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;open_connection&nbsp;:
&nbsp;&nbsp;&nbsp;&nbsp;<span class="constructor">Unix</span>.sockaddr&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Pervasives</span>.in_channel&nbsp;*&nbsp;<span class