IStdlib/Pp/index.html#type-env">IStdlib.Pp.env</a> <span>&#45;&gt;</span> <a href="index.html#module-F">F</a>.formatter <span>&#45;&gt;</span> <a href="index.html#type-template_spec_info">template_spec_info</a> <span>&#45;&gt;</span> unit</code></dt><dt class="spec value" id="val-mk"><a href="#val-mk" class="anchor"></a><code><span class="keyword">val</span> mk : <span>?&#8288;default:<a href="index.html#type-t">t</a></span> <span>&#45;&gt;</span> <span>?&#8288;quals:<a href="index.html#type-type_quals">typ