[Midnightbsd-cvs] src: main.c: don't ignore the unknown options..

[laffer1 at midnightbsd.org]

Log Message:
-----------
don't ignore the unknown options.. show usage in this case

Modified Files:
--------------
    src/usr.bin/find:
        main.c (r1.2 -> r1.3)
        (http://cvsweb.midnightbsd.org/src/usr.bin/find/main.c?r1=1.2&r2=1.3)