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> I know that in the past, when I've had to re-get all of NetBSD in stages,
> I've been able to use sup -o to get only the files which differed each
> time, age notwithstanding.  For example, interrupted sup -a invocations
> could be resumed where they left off with -o.  I find that -- contrary
> to my own rather loud advice of last night -- with the current
> sup.netbsd.org, this isn't working; my current sup is regetting everything.
> 
> What's up?  Why the difference?

sup uses the inode-change time to tell if it might need to update the
file modes.

The ctime is the only file timestamp you *can't* update with utime()..

						- Bill

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