ALARM_DONT_CARE
if (!ALARM_DONT_CARE(val)) {
if (!ALARM_DONT_CARE(val)) {
if (!ALARM_DONT_CARE(val)) {
if ((ALARM_DONT_CARE(a_sec) || a_sec == rtc->sec) &&
(ALARM_DONT_CARE(a_min) || a_min == rtc->min) &&
(ALARM_DONT_CARE(a_hour) || a_hour == rtc->hour)) {