lable for reference from dynamically-linked units.
    <code class="code">set_allowed_units</code> can be used to restrict access to a subset of these
    units, e.g. to the units that compose the API for
    dynamically-linked code, and prevent access to all other units,
    e.g. private, internal modules of the running program.</p>

<p>Note that <a href="Dynlink.html#VALloadfile"><code class="code"><span class="constructor">Dynlink</span>.loadfile</code></a> changes the allowed-units list.</p>
</div>
</di