r0, _, e1 := Syscall6(procMapViewOfFile.Addr(), 5, uintptr(handle), uintptr(access), uintptr(offsetHigh), uintptr(offsetLow), uintptr(length), 0)
	addr = uintptr(r0)
	if addr == 0 {
		err = errnoErr(e1)
	}
	return
}

func MoveFile(from *uint16, to *uint16) (err error) {

	// Addr methods
	test("Addr.IsZero", func() { sinkBool = MustParseAddr("1.2.3.4").IsZero() })
	test("Addr.BitLen", func() { sinkBool = MustParseAddr("1.2.3.4").BitLen() == 8 })
	test("Addr.Zone/4", func() { sinkBool = MustParseAddr("1.2.3.4").Zone() == "" })
	test("Addr.Zone/6", func() { sinkBool = MustParseAddr("fe80::1").Zone() == "" })

		p.As = AMOV
		p.From = obj.Addr{Type: obj.TYPE_MEM, Reg: REG_SP, Offset: 8}
		p.To = obj.Addr{Type: obj.TYPE_REG, Reg: REG_CTXT}
		// MOV (SP), LR
		p = obj.Appendp(p, newprog)
		p.As = AMOV
		p.From = obj.Addr{Type: obj.TYPE_MEM, Reg: REG_SP, Offset: 0}
		p.To = obj.Addr{Type: obj.TYPE_REG, Reg: REG_LR}
		// ADDI $16, SP
		p = obj.Appendp(p, newprog)
		p.As = AADDI
		p.From = obj.Addr{Type: obj.TYPE_CONST, Offset: frameSize}

	addr := (*int32)(unsafe.Pointer(uaddr))
	for i := 0; i < count; i++ {
		for {
			v := LoadInt32(addr)
			if CompareAndSwapInt32(addr, v, v+1) {
				break
			}
		}
	}
}

func hammerCompareAndSwapInt32Method(uaddr *uint32, count int) {
	addr := (*Int32)(unsafe.Pointer(uaddr))
	for i := 0; i < count; i++ {
		for {
			v := addr.Load()
			if addr.CompareAndSwap(v, v+1) {

			}
		}
		if want {
			var addr uintptr
			tp, addr = tp.next(x + span.elemsize)
			if addr == 0 {
				println("runtime: found bad iterator")
			}
			if addr != x+i {
				print("runtime: addr=", hex(addr), " x+i=", hex(x+i), "\n")
				bad = true
			}
		}
	}
	if !bad {
		var addr uintptr
		tp, addr = tp.next(x + span.elemsize)
		if addr == 0 {
			return
		}

		}

		// Determine which union variant is present in pp.Addr by checking
		// pp.Addrtype.
		switch pp.Addrtype {
		case TIPC_SERVICE_RANGE:
			sa.Addr = (*TIPCServiceRange)(unsafe.Pointer(&pp.Addr))
		case TIPC_SERVICE_ADDR:
			sa.Addr = (*TIPCServiceName)(unsafe.Pointer(&pp.Addr))
		case TIPC_SOCKET_ADDR:
			sa.Addr = (*TIPCSocketAddr)(unsafe.Pointer(&pp.Addr))
		default:
			return nil, EINVAL
		}

  }

  // If updating, make sure to update expected_children below.
  const std::vector<std::string> dirnames = {
      GetURIForPath("dir/a_dir"),
      GetURIForPath("dir/another_dir"),
  };
  for (const auto& dirname : dirnames) {
    status = env_->CreateDir(dirname);
    if (!status.ok()) GTEST_SKIP() << "CreateDir() not supported: " << status;
  }

//sys	MapViewOfFile(handle Handle, access uint32, offsetHigh uint32, offsetLow uint32, length uintptr) (addr uintptr, err error)
//sys	UnmapViewOfFile(addr uintptr) (err error)
//sys	FlushViewOfFile(addr uintptr, length uintptr) (err error)
//sys	VirtualLock(addr uintptr, length uintptr) (err error)
//sys	VirtualUnlock(addr uintptr, length uintptr) (err error)

		for i := 0; i < len(sa.Addr); i++ {
			sa.Addr[i] = pp.Addr[i]
		}
		return sa, nil

	case AF_INET6:
		pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa))
		sa := new(SockaddrInet6)
		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
		sa.Port = int(p[0])<<8 + int(p[1])
		sa.ZoneId = pp.Scope_id
		for i := 0; i < len(sa.Addr); i++ {
			sa.Addr[i] = pp.Addr[i]
		}
		return sa, nil
	}

//sys	MapViewOfFile(handle Handle, access uint32, offsetHigh uint32, offsetLow uint32, length uintptr) (addr uintptr, err error)
//sys	UnmapViewOfFile(addr uintptr) (err error)
//sys	FlushViewOfFile(addr uintptr, length uintptr) (err error)
//sys	VirtualLock(addr uintptr, length uintptr) (err error)
//sys	VirtualUnlock(addr uintptr, length uintptr) (err error)