[Midnightbsd-cvs] mports: mports/Mk: add gmake extension that's compatible with USES= and

[laffer1 at midnightbsd.org]

Log Message:
-----------
add gmake extension that's compatible with USES= and EXTENSIONS.

Modified Files:
--------------
    mports/Mk:
        bsd.mport.mk (r1.228 -> r1.229)
        (http://cvsweb.midnightbsd.org/mports/Mk/bsd.mport.mk?r1=1.228&r2=1.229)

Added Files:
-----------
    mports/Mk/extensions:
        gmake.mk (r1.1)
        (http://cvsweb.midnightbsd.org/mports/Mk/extensions/gmake.mk?rev=1.1&content-type=text/x-cvsweb-markup)