html">Up</a> â€“ <a href="../../index.html">posix-socket</a> &#x00BB; <a href="../index.html">Posix_socket_types__Posix_socket_generated_constants</a> &#x00BB; FOREIGN</nav><h1>Module type <code>Posix_socket_types__Posix_socket_generated_constants.FOREIGN</code></h1></header><dl><dt class="spec type" id="type-fn"><a href="#type-fn" class="anchor"></a><code><span class="keyword">type</span> <span>'a fn</span></code></dt><dt class="spec type" id="type-return"><a href="#type-return" class="anchor"></a><co