A new build of Comanche (KomHttpServer) 6.1 beta (build #41) is 
available that fixes several issues with respect to serving files and 
directory listings under Max OSX.

Release Notes: 
http://squeaklab.org/comanche/httpserver/downloads/KomHttpServer-6.1.txt
SAR Install: 
http://squeaklab.org/comanche/httpserver/downloads/KomHttpServer-6.1.sar
SqueakMap: 
http://map1.squeakfoundation.org/sm/package/0fdb5ffc-cfa1-4d40-96c2-fe325bc8ba5f

- Stephen

P.S.  Many thanks to Joshua Gargus, John McIntosh, and Ned Konz for 
helping me get a Mac system setup for testing this stuff.