func golang.org/x/sys/unix.fcntl

6 uses

	golang.org/x/sys/unix (current package)
		fcntl_darwin.go#L11: 	return fcntl(int(fd), cmd, arg)
		fcntl_darwin.go#L16: 	_, err := fcntl(int(fd), cmd, int(uintptr(unsafe.Pointer(lk))))
		syscall_unix.go#L388: func CloseOnExec(fd int) { fcntl(fd, F_SETFD, FD_CLOEXEC) }
		syscall_unix.go#L391: 	flag, err := fcntl(fd, F_GETFL, 0)
		syscall_unix.go#L400: 	_, err = fcntl(fd, F_SETFL, flag)
		zsyscall_darwin_arm64.go#L714: func fcntl(fd int, cmd int, arg int) (val int, err error) {

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