This is part two.

It fixes the prefix_stat function. (which does a stat call on the first
path segment). This function was still tailored for unix systems only.
It should work on other systems as well now.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@98782 13f79535-47bb-0310-9956-ffa450edef68