dup3(2) now specified by POSIX.1-2024

[Alejandro Colomar]

Hi!

dup3(2) is now specified by POSIX.1-2024.  It should be provided when
the POSIX feature test macros are used.  Are there any POSIX.1-2024
macros yet, or is there any ongoing work for that?


Have a lovely night!
Alex

-- 
<https://www.alejandro-colomar.es/>
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