de class="mendoza-code">janet.h</code>. <code class="mendoza-code">argc</code>
is the number of arguments the function was called with, and <code class="mendoza-code">argv</code> is an array of arguments with
length <code class="mendoza-code">argc</code>. Any API call that may re-size the stack can invalidate <code class="mendoza-code">argv</code>, so calls to
<code class="mendoza-code">janet_pcall</code>, <code class="mendoza-code">janet_call</code>, <code class="mendoza-code">janet_continue</code>, and <c