B_TIMER_FLAGS
if ((flags & ~B_TIMER_FLAGS) != B_ONE_SHOT_ABSOLUTE_TIMER
if ((event->flags & ~B_TIMER_FLAGS) == B_PERIODIC_TIMER)
if ((mode & ~B_TIMER_FLAGS) == B_PERIODIC_TIMER
if ((flags & ~B_TIMER_FLAGS) != B_ONE_SHOT_ABSOLUTE_TIMER)
if ((flags & ~B_TIMER_FLAGS) == B_ONE_SHOT_ABSOLUTE_TIMER