bol">pending-tasks</span>))
  (<span class="mdzsyn-coresym">def</span> [<span class="mdzsyn-symbol">root-fiber</span> <span class="mdzsyn-symbol">data</span>] (<span class="mdzsyn-symbol">wait-for-next-event</span>))
  (<span class="mdzsyn-coresym">resume</span> <span class="mdzsyn-symbol">root-fiber</span> <span class="mdzsyn-symbol">data</span>))</code></pre><p>Each <code class="mendoza-code">root-fiber</code>, or task, is a fiber that will be automatically resumed
when an event (or sequence of events) th