Alexander von Gluck wrote: [...] > I am not sure though how we could build an external Makefile project > for it's libraries and headers prior to building the OpenGL kit > though... > maybe an optional package for mesa libraries and headers? We do the very thing already for OpenSSL and ICU (cf. build/jam/OptionalBuildFeatures). Ideally all third party software should be moved out of our repository eventually. CU, Ingo