ing
compatible multi-threading primitives. The value of the read-only
<a class="reference internal" href="../../userman/programming.html#flag-threads"><span class="std std-ref">threads</span></a> flag is set to <code class="docutils literal notranslate"><span class="pre">supported</span></code> when that
is the case.</p>
</div>
</section>
<section id="meta-predicate-template">
<h2>Meta-predicate template<a class="headerlink" href="#meta-predicate-template" title="Link to this heading"></a></h2>
<div clas