clock(F)                        19 June 1992                        clock(F)


 Name

    clock - the system real-time (time of day) clock

 Description

    The clock file provides access to the battery-powered, real-time time of
    day clock.  Reading this file returns the current time; writing to the
    file sets the current time.  The time, 10 bytes long, has the following
    form:

       MMddhhmmyy

    where MM is the month, dd is the day, hh is the hour, mm is the minute,
    and yy is the last two digits of the year. For example, the time:

       0826150392

    is 15:03 on August 26, 1992.

 File

    /dev/clock

 See also

    setclock(ADM)

 Note

    Not all computers have battery-powered real-time time of day clocks.
    Refer to your computer's hardware reference manual.