cnfsstat cleanup

[Katsuhiro Kondou]

In article <1rg0sqpwsi.fsf at haey.ifi.uio.no>,
	Kjetil Torgrim Homme <kjetilho at ifi.uio.no> wrote;

}  * Rewrite "-a" mode to use sysread, so cnfsstat should never gobble
}    memory anymore.
}  * Add &safe_run to do backticks safely.  (very unlikely exploitable)
}  * Changed output into a more intutitive and human readable format
}    (syslog output has not been modified)
}  * Removes support for storage.ctl
}  * Uses Math::BigInt rather than bigint.pl
} 
} It also shuffles the code around, so the patch is strictly larger than
} necessary.  But it was a mess, with subroutines splitting main() in
} two etc., so I felt compelled to do it.

Committed.  Thanks.
-- 
Katsuhiro Kondou