[Midnightbsd-cvs] src: lib/libdisk: sync libdisk with freebsd 7-stable

[laffer1 at midnightbsd.org]

Log Message:
-----------
sync libdisk with freebsd 7-stable

Modified Files:
--------------
    src/lib/libdisk:
        disk.c (r1.1.1.2 -> r1.2)
        (http://cvsweb.midnightbsd.org/src/lib/libdisk/disk.c?r1=1.1.1.2&r2=1.2)
        open_disk.c (r1.1.1.2 -> r1.2)
        (http://cvsweb.midnightbsd.org/src/lib/libdisk/open_disk.c?r1=1.1.1.2&r2=1.2)