Module Name:	src
Committed By:	wrstuden
Date:		Sat Mar 27 01:22:36 UTC 1999

Modified Files:
	src/sys/dev/ic: z8530sc.h z8530tty.c
Log Message:
PPS support. Copied off of com.c support, with changes as DCD interupts
are only enabled if needed and if ok'd by MD layer.