[tz] Undoing the effect of the new alike-since-1970 patch

Paul Eggert eggert at cs.ucla.edu
Mon Sep 20 07:31:55 UTC 2021

On 9/14/21 2:59 PM, Paul Eggert wrote:

> Since zone.tab is present only for compatibility reasons, it makes sense 
> to revert the changes to it. Proposed patch attached.

Almaz, have you had a chance to look at that patch? It's archived here:


I ask because it looks like we'll need a new tzdb release soon, due to 
Samoa's recent decision to discontinue DST:


and I'm hoping that the patch would ameliorate at least some of the 
potential compatibility issues mentioned in the alike-since-1970 area.

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