gh-84559: multiprocessing: detect if forkserver cannot work due to missing hmac-sha256#127467

Draft

gpshead wants to merge 6 commits intopython:mainfrom

gpshead:multiprocessing-forkserver-no-hmac-disable

Commits on Dec 1, 2024

gh-84559: multiprocessing detect of forkserver cannot work due to missing hmac-sha256
gpshead
committed
Refactor test_hashlib for better usedforsecurity & openssl fips mode environment support.
gpshead
committed
More hashlib robustness in strange "FIPS mode" environments.
gpshead
committed

Commits on Dec 2, 2024