anchor.diff:      stderr.writeln('CreateWindowEx failed with error: ${GetLastError()}');
       exit(-1);
     } else {
  -    SetTimer(hWnd, IDT_TIMER1, timer_amount, nullptr);
  +    SetTimer(hWnd, IDT_TIMER1, timerAmount, nullptr);
   
       isRunning = true;
       while (isRunning) {
  
positive.code:         // up
          snakePoints[i].y -= 1;
          if (snakePoints[i].y < 0) {
            snakePoints[i].y = (bitmapHeight / 10) - 1;
          }
        }
      } else {
  
negative.code: bool isRunning = false;
  
  final bitmapInfo = BITMAPINFO.allocate();
  Pointer<Void> bitmapMemory = nullptr;
  int bitmapWidth;
  int bitmapHeight;
  int bytesPerPixel = 4;
  