PMU_PWR_AC_PRESENT
result = (batt.state & PMU_PWR_AC_PRESENT) ? 1 : 0;
new_acline = (batt->state & PMU_PWR_AC_PRESENT) ? 1 : 0;
old_acline = (old->state & PMU_PWR_AC_PRESENT) ? 1 : 0;