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New Rd macro \linkS4methods{}, e.g., for easier linking to method docs in other packages, proposed and coded by Mikael Jagan in PR#18998.
The ‘"tzcode"’ attribute of ‘"POSIXlt"’ objects should no longer depend on earlier calls, fixing PR#19005 thanks to Ivan Krylov, a patch by Suharto Anggono and reports of “Non-deterministic POSIXlt tzone in Europe/London ..” on R-devel.