PI is defined by the header <code class="mendoza-code">janet.h</code>, which should be included
by programs to both embed Janet in a larger program, or to write a Janet module.
</p>
<h2>Using The Amalgamation
</h2>
<p>When integrating Janet into a host project (usually some larger application, but it could be
a small wrapper around Janet), it is convenient to be able to add only a few source files
to your project rather than a large dependency. The amalgamated source, <code class="mendoza-code">janet.c</cod