permissions on partition?

[Brian John]

> "Brian John" <brianjohn at fusemail.com> writes:
>
> > Hello, I have a FAT partition on ad0s3 that I am sharing with Windows.
> > For one reason or another everything on this partition is owned by
> > root:wheel.  I can't change the permissions to any files on this
> > partition.  This is what I have in devfs.conf:
> > own     ad0s3   brian:operator
> > perm    ad0s3   0660
> >
> > Is this correct?  How can I make it so that files on this partition are
> > owned by the 'brian' user?
>
> There are several approaches described in the manual for mount_msdosfs(8).
>
> Changing the permissions on the mount point would probably be the easiest.
> __
When I try to change the permissions on the mount point this is what happens:
# chown brian:operator /shared
chown: /shared: Invalid argument

This is the same thing that happens when I try to change permissions on
any files on the partition.  Am I doing something wrong?

Thanks

/Brian