ith <code class="mendoza-code">ffi/context</code> and <code class="mendoza-code">ffi/defbind</code>.
</p>
<pre class="mendoza-codeblock"><code data-language="janet">(<span class="mdzsyn-coresym">ffi/context</span> <span class="mdzsyn-string">"/usr/lib/libgtk-3.so"</span> <span class="mdzsyn-keyword">:lazy</span> <span class="mdzsyn-constant">true</span>)

(<span class="mdzsyn-coresym">ffi/defbind</span>
  <span class="mdzsyn-symbol">gtk-application-new</span> <span class="mdzsyn-keyword">:ptr</span>
  [<spa