Also your suggestion of a.c explicitly depend on slowtobuild.h doesn't end up helping....
Thanks :) Sorry for the broken diff, new one attached should work. From poking at...
My local hack of adding a :pre_depend option was easier than I expected. It's working...
Man SF.net really dislikes me. I just typed out this whole response and it disappeared...
Sorry for the broken fromatting, sf.net is weird. Maybe this will work? SLEEPERS...
Scanner causes build serialization