Module Name:	src
Committed By:	drochner
Date:		Sun Feb  7 16:18:00 UTC 1999

Modified Files:
	src/sys/arch/i386/isa: clock.c
Log Message:
put all century related code into an own function clock_expandyear(),
touch the CMOS century byte only if the CMOS contents passes a
checksum test which qualifies it as "known compliant"