span> <span class="special">=</span> <span class="identifier">import_mangled</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;(</span><span class="identifier">lib</span><span class="special">,</span> <span class="string">"space::my_plugin::value"</span><span class="special">);</span>
</pre>
<p>
      </p>
<p>
        We do the forward declaration on the first call, and invoke the constructor
        directly. This is quite simple and allows to invoke the const