RTC(4) - Linux manual page online | Special files

Real-time clock.

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This manual	Reference	Other manuals
rtc(4)	referred by	time(7)
rtc(4)	refer to	adjtimex(2) \| ctime(3) \| date(1) \| gettimeofday(2) \| hwclock(8) \| ioctl(2) \| read(2) \| select(2) \| stime(2) \| time(2) \| time(7)