ype-term">term</a></span></code></div></div><div class="odoc-spec"><div class="spec value" id="val-mk_box" class="anchored"><a href="#val-mk_box" class="anchor"></a><code><span><span class="keyword">val</span> mk_box : 
  <span>?pos:<span>(<span class="xref-unresolved">Stdlib</span>.Lexing.position * <span class="xref-unresolved">Stdlib</span>.Lexing.position)</span> <span class="arrow">&#45;&gt;</span></span>
  <span><a href="#type-term">term</a> <span class="arrow">&#45;&gt;</span></span>
  <a href="#type