e><p>The resulting call would look like:
</p>
<pre class="mendoza-codeblock"><code data-language="c"><span class="mdzsyn-identifier">janet_checktypes</span><span class="mdzsyn-operator">(</span><span class="mdzsyn-identifier">x</span><span class="mdzsyn-operator">,</span> <span class="mdzsyn-identifier">JANET_TFLAG_NIL</span> <span class="mdzsyn-operator">|</span> <span class="mdzsyn-identifier">JANET_TFLAG_NUMBER</span><span class="mdzsyn-operator">)</span></code></pre><hr><pre class="mendoza-codeblock"><c