[Midnightbsd-cvs] src: mport.install.c: call usage when there are no arguments.

[laffer1 at midnightbsd.org]

Log Message:
-----------
call usage when there are no arguments.

Modified Files:
--------------
    src/libexec/mport.install:
        mport.install.c (r1.6 -> r1.7)
        (http://cvsweb.midnightbsd.org/src/libexec/mport.install/mport.install.c?r1=1.6&r2=1.7)