typedef struct USBWacomState USBWacomState;
#define TYPE_USB_WACOM "usb-wacom-tablet"
-#define USB_WACOM(obj) OBJECT_CHECK(USBWacomState, (obj), TYPE_USB_WACOM)
+DECLARE_INSTANCE_CHECKER(USBWacomState, USB_WACOM,
+ TYPE_USB_WACOM)
enum {
STR_MANUFACTURER = 1,