clean up some really bad typedefs - and move one into mpm_winnt.c since
  that's the only module remaining that needs it.  Should be an apr type,
  but we aren't using the apr accessors to handle them.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@87115 13f79535-47bb-0310-9956-ffa450edef68