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To: phk@phk.freebsd.dk
From: "M. Warner Losh" <imp@bsdimp.com>
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Subject: Re: cvs commit: src/sbin/mount mntopts.h mount.8 mount.c
 src/sbin/mount_std mount_std.8 
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In message: <54142.1101843659@critter.freebsd.dk>
            "Poul-Henning Kamp" <phk@phk.freebsd.dk> writes:
: Most operations on MNT_* are "bitwise OR" and a zero is perfectly OK.

if ((mntopt & MNT_DEV) == MNT_DEV)

fails.

Warner