> You shouldn't need to build kdelibs in order to build Qt4 QtRuby > though. Is that what you did to build it on Mac OS X? No, that site has instructions on how to install all of the build system stuff (subversion, gnuwin32, cmake etc ) needed to build kdelibs for windows, so if you follow the first 8 steps or so it's about the same required information for building qtruby for windows. Caleb