Clean up the Makefiles

Marc G. Fournier <scrappy@hub.org>

Commit: e2d9501094815b141eff6c9338897068eb5868db
Author: Marc G. Fournier <scrappy@hub.org>
Date: 1997-12-17T04:31:34Z
Releases: 7.1.1
Clean up the Makefiles

	Essentially, this cleans things up so that if PORTNAME isn't defined (I'm
    working on getting rid of it for FreeBSD, at least, to see if its possible)
    none of the PORTNAME related stuff gets passed around.

	Had a little bit of -I related redundancy as well

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