FYI, Apple platforms have had futexes since iOS 17.4 and macOS 14.4: https://dev...

		dcrazy 33 days ago \| parent \| context \| favorite \| on: Inside Rust's std and parking_lot mutexes – who wi... FYI, Apple platforms have had futexes since iOS 17.4 and macOS 14.4: https://developer.apple.com/documentation/os/synchronization... Unfortunately, you sacrifice the priority inversion avoidance you would otherwise get with os_unfair_lock.