https://sourceware.org/pipermail/cygwin-patches/2025q1/013205.html
[PATCH v5 6/8] Cygwin: winsup/doc/posix.xml: SUS V5 POSIX 2024 group variants with base
https://cygwin.com/pipermail/cygwin/1999-August/025913.html
Winsup, July 29th snapshot
julysnapshot
https://inbox.sourceware.org/cygwin-patches/20200825125715.48238-4-Brian.Inglis@SystematicSW.ab.ca/
[PATCH v2 3/3] winsup/doc/faq-api.xml(faq.api.timezone): explain time zone updates - Brian Inglis