s.No_content</a></code></li></ul><h3 class="heading">Signature</h3><div class="spec module" id="module-M"><a href="#module-M" class="anchor"></a><code><span class="keyword">module</span> <a href="M/index.html">M</a> : <span class="keyword">sig</span> ... <span class="keyword">end</span></code></div><dl><dt class="spec value" id="val-f"><a href="#val-f" class="anchor"></a><code><span class="keyword">val</span> f : <span>unit Lwt.t</span> <span>&#45;&gt;</span> <span>Opium__.Rock.Response.t Lwt.t</span></code