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Enabling this by default means > > that the only way to disable it is to add WITHOUT_AUTO_OBJ=yes to > > environment, make argument or /etc/src-env.conf. > > I tend to think this is a good idea. However, more and more is moving > into sys.mk, and it's been collecting lots of odd pebbles... The issue in this case, is that presence/absence of objdir affects .PATH, so if auto objdir is to be done, it greatly simplifies life to do it as early as possible ie, during sys.mk