[Midnightbsd-cvs] mports: cmake.mk: get rid of legacy pthread option, cleanup

[laffer1 at midnightbsd.org]

Log Message:
-----------
get rid of legacy pthread option, cleanup

Modified Files:
--------------
    mports/Mk/extensions:
        cmake.mk (r1.5 -> r1.6)
        (http://cvsweb.midnightbsd.org/mports/Mk/extensions/cmake.mk?r1=1.5&r2=1.6)