[PATCH 0/1] MR3920: winecoreaudio: Use os_unfair_lock when available instead of OSSpinLock.

[Brendan Shanks (＠bshanks)]

OSSpinLock is deprecated, Apple recommends os_unfair_lock as the improved replacement.

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/3920