ndex.html">Answer</a> : <span class="keyword">sig</span> ... <span class="keyword">end</span></code></div><div class="spec module" id="module-Req"><a href="#module-Req" class="anchor"></a><code><span class="keyword">module</span> Req = <a href="../EzAPI/index.html#module-Req">EzAPI.Req</a></code></div><div class="spec module" id="module-File"><a href="#module-File" class="anchor"></a><code><span class="keyword">module</span> <a href="File/index.html">File</a> : <span class="keyword">sig</span> ... <span cla