SetTime
structure. The clock/calendar hardware and the global variable Time are updated.
dtrp is the address of a 14-byte DateTimeRec structure. Its fields should contain the current year, month, day, etc.
the converted value into the clock chip and the Time variable. The system time needs to be changed only rarely (e.g, on switching to or
from daylight savings time) and is normally set by the user via the Control
Panel DA.