[tz] Tzdb and the Sunshine Protection Act

[Andreas Schwab]

On Mär 02 2023, Paul Eggert via tz wrote:

> If common practice becomes "ET" we couldn't use that, unfortunately,
> as POSIX requires at least three characters.

When /dst/ is missing, /std/ can be less than 3 bytes.

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Andreas Schwab, schwab at linux-m68k.org
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