Fix vendored libevent compilation on glibc >= 2.36

[yumkam]

Vendored libevent library uses hardcoded event-config-linux.h instead of of proper autoconf-generated configuration. This breaks on glibc 2.36 and newer due to arc4random function redefinition. Closes #336

Changelog entry

Fix vendored libevent compilation on glibc >= 2.36

Changelog category

• Bugfix

Additional information

Only (partially) compile-tested. <features.h> seems to be available on both musl and glibc.

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Hi! Thank you for contributing! The tests on this PR will run after a maintainer adds an ok-to-test label to this PR manually. Thank you for your patience!

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:white_circle: 2024-05-06 21:16:57 UTC Pre-commit check for 1a91bfc09b6b6e34f652b3dd0c55ee357d9d03a0 has started. :white_circle: 2024-05-06 21:16:58 UTC Build linux-x86_64-release-asan is running... :green_circle: 2024-05-06 21:19:27 UTC Build successful. :white_circle: 2024-05-06 21:21:04 UTC Tests are running... :red_circle: 2024-05-06 23:13:53 UTC Some tests failed, follow the links below.

Test history

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
14139	13962	0	46	122	9

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:white_circle: 2024-05-06 21:16:57 UTC Pre-commit check for 1a91bfc09b6b6e34f652b3dd0c55ee357d9d03a0 has started. :white_circle: 2024-05-06 21:16:59 UTC Build linux-x86_64-relwithdebinfo is running... :green_circle: 2024-05-06 21:19:56 UTC Build successful. :white_circle: 2024-05-06 21:21:30 UTC Tests are running... :red_circle: 2024-05-06 23:22:24 UTC Some tests failed, follow the links below.

Test history

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
72790	59668	0	5	13104	13

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:white_circle: 2024-05-06 21:17:18 UTC Pre-commit check for 1a91bfc09b6b6e34f652b3dd0c55ee357d9d03a0 has started. :white_circle: 2024-05-06 21:17:20 UTC Build linux-x86_64-release-clang14 is running... :green_circle: 2024-05-06 22:24:11 UTC Build successful.