ATclock System Maintenance ATclock Read or set the AT realtime clock /etc/ATclock [yy[mm[dd[hh[mm[.ss]]]]]] ATclock reads or sets the system realtime clock in an IBM PC-AT system. With no argument, it reads the realtime clock and returns a string in the format expected by the command date. With an argument, it sets the realtime clock to the given date. The system startup files /etc/brc and /etc/rc typically contain a command of the form date -s `/etc/ATclock` to reset the time properly when the COHERENT system starts up. The AT realtime clock typically contains the current local stan- dard time (not adjusted for daylight savings time). ***** See Also ***** date, rc, system maintenance COHERENT Lexicon Page 1