PT-2025-55335 · Tuxcare · Tzdata
Published
2025-06-27
·
Updated
2025-06-27
None
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- New upstream 2025b version:
- New zone for Aysén Region in Chile which moves from -04/-03 to -03.
- Paraguay adopted permanent -03 starting spring 2024.
- Improve pre-1991 data for the Philippines.
- Etc/Unknown is now reserved.
- Improve historical data for Mexico, Mongolia, and Portugal.
- System V names are now obsolescent.
- The main data form now uses %z.
- The code now conforms to RFC 8536 for early timestamps.
- Support POSIX.1-2024, which removes asctime r and ctime r.
- Assume POSIX.2-1992 or later for shell scripts.
- SUPPORT C89 now defaults to 1.
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Affected Products
Tzdata