Компилятор ругается на функцию чтения/записи процесса

unit Unit4;
 
interface
 
uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.ExtCtrls;
 
type
  TForm4 = class(TForm)
    Timer1: TTimer;
    procedure Timer1Timer(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;
 
var
  Form4: TForm4;
WindowName: integer;
ProcessId: integer;
ThreadId: integer;
HandleWindow: Integer;
write: cardinal;
 
buf: dword;
const
WindowTitle = 'Plants vs. Zombies';
Address = $14724824;
NumberOfBytes = 4;
 
 
implementation
 
{$R *.dfm}
 
 
procedure s1ow_mode;
begin
WindowName := FindWindow(nil,WindowTitle);
ThreadId := GetWindowThreadProcessId(WindowName,@ProcessId);
HandleWindow := OpenProcess(PROCESS_ALL_ACCESS,False,ProcessId);
buf:= $2fc + $800 +$7f8+$324+$c8;
WriteProcessMemory(HandleWindow, ptr(address), @buf, 4, write);
end;
 
 
procedure TForm4.Timer1Timer(Sender: TObject);
begin
if (GetAsyncKeyState(VK_F1) <> 0) then begin
s1ow_mode;
end;
end;
 
end.

WriteProcessMemory(HandleWindow, ptr(address), @buf, 4, write);