From: David Abrahams (dave_at_[hidden])
Date: 2005-03-10 11:42:28
An argument that does not contain slashes or the "=" symbol is either
a value of an implicit feature or of a target to be built. It is taken
to be value of a feature if an appropriate feature exists.
IMO, targets should take precedence over features.
-- Dave Abrahams Boost Consulting www.boost-consulting.com