GetSystemMenu function Null safety user32

int GetSystemMenu (
  1. int hWnd,
  2. int bRevert

Enables the application to access the window menu (also known as the system menu or the control menu) for copying and modifying.

HMENU GetSystemMenu(
  HWND hWnd,
  BOOL bRevert


int GetSystemMenu(int hWnd, int bRevert) {
  final _GetSystemMenu = _user32.lookupFunction<
      IntPtr Function(IntPtr hWnd, Int32 bRevert),
      int Function(int hWnd, int bRevert)>('GetSystemMenu');
  return _GetSystemMenu(hWnd, bRevert);