Marc Hoersken 109e9730ee
cmake: add detection of threadsafe feature
Avoids failing test 1014 by replicating configure checks
for HAVE_ATOMIC and _WIN32_WINNT with custom CMake tests.

Reviewed-by: Marcel Raad

Follow up to #8680
Closes #9312
2022-08-26 21:09:32 +02:00
..