func ProcessVMReadv(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags uint) (n int, err error) {
	var _p0 unsafe.Pointer
	if len(localIov) > 0 {
		_p0 = unsafe.Pointer(&localIov[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	var _p1 unsafe.Pointer
	if len(remoteIov) > 0 {
		_p1 = unsafe.Pointer(&remoteIov[0])
	} else {
		_p1 = unsafe.Pointer(&_zero)
	}

// would confuse the Go garbage collector.
type RemoteIovec struct {
	Base uintptr
	Len  int
}

//sys	ProcessVMReadv(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags uint) (n int, err error) = SYS_PROCESS_VM_READV
//sys	ProcessVMWritev(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags uint) (n int, err error) = SYS_PROCESS_VM_WRITEV

//sys	PidfdOpen(pid int, flags int) (fd int, err error) = SYS_PIDFD_OPEN