[ARM] 3745/1: Add EXPORT_SYMBOL(rtc_next_alarm_time) to ARM rtctime.c

Patch from George G. Davis

Fix "WARNING: "rtc_next_alarm_time" [drivers/rtc/rtc-sa1100.ko]
undefined!"
Signed-off-by: George G. Davis <gdavis@mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/common/rtctime.c

@@ -68,6 +68,7 @@ void rtc_next_alarm_time(struct rtc_time *next, struct rtc_time *now, struct rtc
 		rtc_time_to_tm(next_time, next);
 	}
 }
+EXPORT_SYMBOL(rtc_next_alarm_time);
 
 static inline int rtc_arm_read_time(struct rtc_ops *ops, struct rtc_time *tm)
 {