Outch! Always check completion against actual socket/pipe/file handles,

  Outch!  Always check completion against actual socket/pipe/file handles,
  never look at the completion event itself.  Could be part of the zone
  alarm mischief.  Note also that waiting on two events is better than
  waking every few minutes.  Factoring out max_requests_per_child_hit
  or whatever that event name is will help here.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@96305 13f79535-47bb-0310-9956-ffa450edef68