Begin passing about apr types instead of odd local conventions.
  It seems there may be other uses for tracking information within
  an ap_listen_rec, outside of the socket.  One of my hassles (that
  FirstBill found another way around) was tracking the current
  accept socket when the only common data was the listen socket.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@95172 13f79535-47bb-0310-9956-ffa450edef68