look it up on www.sourceforge.net
build and compile apache 1.3.31 your way with the mods you need. Its really not all that hard to do. Im no master hacker / programer, and I managed.
Im sure Apachefriends dont mind a little shareing of technologies with in the GNU/GPL group. Though XAMPP isnt GPL.. but meh.
anyway, Ive been using this since i ditched windows, and i find it easier then XAMPP.