VPATH docs

VPATH docs

Folks,

Andrew Dunstan posted some instructions on his blog, and I'm thinking
they clarify things a great deal for people who want to learn how to
do VPATH builds.

Attached patch adds the description along with an index term.  What
say?

Cheers,
David.
-- 
David Fetter  http://fetter.org/
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Re: VPATH docs