L SEEK
PAGES,	200		/BBL READ: ONE PAGE
FNC,	RLRD		/BBL READ: READ FUNCTION

/RELOCATED RELATIVE ADDRESSES
BARG,	OK-MAIN		/BBL READ: RETURN FROM READ
			/ADDRESS OF HANDLER ARGUMENTS
MA,	BBL-MAIN	/BBL READ: ADDR OF BBL
BBBL,	BBL-MAIN

B3,	3
B3777,	3777
B7600,	7600
BRLRD,	RLRD
HEADER,	BYTE RLRH
BDRIVE,	DRIVE^100	/DRIVE BITS FOR RLCB
CHECK,	-ID

/THIS CONSTANT MUST BE AT END OF PAGE
	ZBLOCK 577-.
B4070,	4070
$