id summary reporter owner description type status milestone component version severity resolution keywords cc 2971 jam.h doesn't detect sun tool predefined platform macro John René Rivera I don't have the sun tools for x86 or amd64 at the moment, so the attached patch is only tested on sparc. (This is relative to 3.1.17) Bugs closed Boost.Jam 3.1.18 bjam Boost.Jam 3.1.16 Problem fixed