var golang.org/x/sys/unix.ioSync

4 uses

	golang.org/x/sys/unix (current package)
		syscall_darwin.go#L377: 		raceReleaseMerge(unsafe.Pointer(&ioSync))
		syscall_unix.go#L162: 			raceAcquire(unsafe.Pointer(&ioSync))
		syscall_unix.go#L170: 		raceReleaseMerge(unsafe.Pointer(&ioSync))
		syscall_unix.go#L386: var ioSync int64

The pages are generated with Golds v0.2.8-preview. (GOOS=darwin GOARCH=arm64)