Какая клавиша нажата при загрузке приложения

Code:

program Project1;

uses

Windows,

Forms,

Unit1 in 'Unit1.pas' {Form1};

{$R *.RES}

begin

if GetKeyState(vk_F8) < 1 then

   MessageBox(0, 'F8 was pressed during startup', 'MyApp', mb_ok);

Application.Initialize;

Application.CreateForm(TForm1, Form1);

Application.Run;

end.