Re: make variable expansion oddity

[Edgar Fuß <ef%math.uni-bonn.de@localhost>]

> Unless bsd.prefs.mk has been included before
EF> Ah, ouch, I forgot that.
Unfortunately, it doesn't work with including bsd.prefs.mk either.

Is there a variant of the SUBST framework that converts foo.in to foo instead 
of working on foo?