enum { BTN_UP = 0, BTN_LEFT = 2, BTN_DOWN = 4, BTN_RIGHT = 6,
BTN_START = 8, BTN_SELECT = 9, BTN_L = 10, BTN_R = 11,
BTN_A = 12, BTN_B = 13, BTN_X = 14, BTN_Y = 15,
enum { BTN_UP = 0, BTN_LEFT = 2, BTN_DOWN = 4, BTN_RIGHT = 6,
BTN_START = 8, BTN_SELECT = 9, BTN_L = 10, BTN_R = 11,
BTN_A = 12, BTN_B = 13, BTN_X = 14, BTN_Y = 15,