// (or during closeHandle), not directly! handle is immutable.
	//
	// On Windows, it is a handle from OpenProcess.
	// On Linux, it is a pidfd.
	// It is unused on other GOOSes.
	handle uintptr
}

func newPIDProcess(pid int) *Process {
	p := &Process{
		Pid:  pid,
		mode: modePID,
	}
	runtime.SetFinalizer(p, (*Process).Release)
	return p
}

func newHandleProcess(pid int, handle uintptr) *Process {