Bring Apache in line with APR's new poll implementation. This isn't

optimal, because it still uses the compatibility functions to make it
work, but it does work.  The next step will be to take the memory for
the pollsets under Apache's control.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@96005 13f79535-47bb-0310-9956-ffa450edef68