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Re: Y2k problems on a IIgs w/ProDOS 4.0.2



Supertimer <supertimer@aol.com> wrote:

> bvito <bvito@ne.mediaone.net> wrote:
> 
> >will there be any year 2000 problems with a IIgs running ProDOS 4.0.2?
> >thanks.
> 
> ProDOS 8 (the IIe operating system) has a problem ever few
> years.  I think 1996 was the last time it happened.

It is actually the ThunderClock driver which has a problem and must be
patched every five or six years.  (This is due to the ThunderClock not
returning a year, and ProDOS having to look up the year from a table,
derived from the day of the week.  Taking leap years into account, it
only takes five or six years to run out of entries in this table.)

ProDOS-8 doesn't need to be patched at all if you are using a IIgs, but
it wouldn't hurt to run as new a version as possible.

-- 
David Empson
dempson@actrix.gen.nz
Snail mail: P O Box 27-103, Wellington, New Zealand