Fix some types in the latest tree, so that AIX builds cleanly again.

Submitted by:   Victor J. Orlikowski <v.j.orlikowski@gte.net>
Reviewed by:    Ryan Bloom


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@86484 13f79535-47bb-0310-9956-ffa450edef68