S_TIMERBACKOFFINDEX6
#define V_TIMERBACKOFFINDEX6(x) ((x) << S_TIMERBACKOFFINDEX6)
#define G_TIMERBACKOFFINDEX6(x) (((x) >> S_TIMERBACKOFFINDEX6) & M_TIMERBACKOFFINDEX6)
#define V_TIMERBACKOFFINDEX6(x) ((x) << S_TIMERBACKOFFINDEX6)
#define G_TIMERBACKOFFINDEX6(x) (((x) >> S_TIMERBACKOFFINDEX6) & M_TIMERBACKOFFINDEX6)