On Thu, 2010-08-26 at 14:32 +0100, David Woodhouse wrote:

> > Or if you want flags for messages you haven't even seen yet,
> > 1:4294967295 should work too.
> 1:4294967295 doesn't really fill me with joy either -- that assumes that
> a UID is limited to 32 bits unsigned... 

It is, as defined by RFC 3501.

> and that other servers won't
> fall over when presented with that number.

Well, those servers would also be broken then.. I think servers can
typically handle such UID better than clients (many clients use signed
32bit ints). I think there's a good chance it would work fine with all
servers that support QRESYNC.

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