n class="mdzsyn-number">0.5</span>)
    (<span class="mdzsyn-keyword">:send</span> <span class="mdzsyn-symbol">parent</span> <span class="mdzsyn-keyword">:ping</span>))
  <span class="mdzsyn-comment"># sleep a long while to make the parent timeout</span>
  (<span class="mdzsyn-coresym">os/sleep</span> <span class="mdzsyn-number">2</span>)
  (<span class="mdzsyn-keyword">:send</span> <span class="mdzsyn-symbol">parent</span> <span class="mdzsyn-keyword">:done</span>))

<span class="mdzsyn-comment"># Will pri