not.t</a></span></span></code></div></div><div class="odoc-spec"><div class="spec type anchored" id="type-type_decl_desc"><a href="#type-type_decl_desc" class="anchor"></a><code><span><span class="keyword">and</span> type_decl_desc</span></code></div><div class="spec-doc"><p>The type of guest-level <em>type declarations</em> (ex: type aliases, records, ...)</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-mk_alias_type_decl"><a href="#val-mk_alias_type_decl" class="anchor"></a>