id summary reporter owner description type status milestone component version severity resolution keywords cc 5949 bootstrap.sh and -isysroot under MacOSX Marco Antoniotti "bootstrap.sh (which needs to made executable) eventually calls tools/build/v2/engine/build.sh, which in turn calls 'cc'. On the Mac to be able to run 'cc' without much fuss you need to pass the -isysroot option with th proper Developer SDK directory. Alas, build.hs does not foresee the use such option. I'd make much simpler the life on MacOSX circumventing Xcode. Marco Antoniotti " Feature Requests new To Be Determined Building Boost Boost 1.47.0 Problem