[Midnightbsd-cvs] mports: mports/Mk: Set a USE_XZ up to use the lzma format for

[laffer1 at midnightbsd.org]

Log Message:
-----------
Set a USE_XZ up to use the lzma format for compression with some ports.

Modified Files:
--------------
    mports/Mk:
        bsd.mport.mk (r1.161 -> r1.162)
        (http://cvsweb.midnightbsd.org/mports/Mk/bsd.mport.mk?r1=1.161&r2=1.162)
    mports/Mk/components:
        commands.mk (r1.1 -> r1.2)
        (http://cvsweb.midnightbsd.org/mports/Mk/components/commands.mk?r1=1.1&r2=1.2)
    mports/Mk/docs:
        bsd.mport.mk.pod (r1.12 -> r1.13)
        (http://cvsweb.midnightbsd.org/mports/Mk/docs/bsd.mport.mk.pod?r1=1.12&r2=1.13)