keyword">type</span> <a href="module-type-ORD/index.html">ORD</a> = <span class="keyword">sig</span> ... <span class="keyword">end</span></code></div><div class="spec module" id="module-Ordering"><a href="#module-Ordering" class="anchor"></a><code><span class="keyword">module</span> <a href="Ordering/index.html">Ordering</a> : <span class="keyword">functor</span> (<a href="Ordering/argument-1-O/index.html">O</a> : <a href="index.html#module-type-ORD">ORD</a>) <span>&#45;&gt;</span> <span class="keyword">sig