/ 
/ 
/                   FIRST PRINTING, FEBRUARY 1974
/ 
/ THE INFORMATION IN THIS DOCUMENT IS SUBJECT TO 
/ CHANGE WITHOUT NOTICE AND SHOULD NOT BE CONSTRUED
/ AS A COMMITMENT BY DIGITAL EQUIPMENT CORPORATION.
/ DIGITAL EQUIPMENT CORPORATION ASSUMES NO RESPON-
/ SIBILITY FOR ANY ERRORS THAT MAY APPEAR IN THIS
/ DOCUMENT.
/ 
/ THE SOFTWARE DESCRIBED IN THIS DOCUMENT IS FUR-
/ NISHED TO THE PURCHASER UNDER A LICENSE FOR USE ON
/ A SINGLE COMPUTER SYSTEM AND CAN BE COPIED (WITH
/ INCLUSION OF DIGITAL'S COPYRIGHT NOTICE) ONLY FOR 
/ USE IN SUCH SYSTEM, EXCEPT AS MAY OTHERWISE BE PRO-
/ VIDED IN WRITING BY DIGITAL.
/ 
/ DIGITAL EQUIPMENT CORPORATION ASSUMES NO RESPONSIBILITY
/ FOR THE USE OR RELIABILITY OF ITS SOFTWARE ON EQUIP-
/ MENT THAT IS NOT SUPPLIED BY DIGITAL.
/ 
/ COPYRIGHT (C) 1974, BY DIGITAL EQUIPMENT CORPORATION
/ 
/ 
        .EJECT
/	EDIT # 1
/
/ COPYRIGHT 1971, DIGITAL EQUIPMENT CORP., MAYNARD, MASS.
/
/		4/13/71	R.MCLEAN
/
/	HINF -- FORTRAN CALLABLE SUBROUTINE TO ISSUE A HINF
/		TO DETERMINE THE HANDELER CHARACTERISTICS.
/
/	CALLING SEQUENCE:
/		CALL HINF(LUN,IEV)
/			LUN=LOGICAL UNIT NUMBER
/			IEV=EVENT VARIABLE ADDRESS
/
/
	.GLOBL	HINF,.DAA
HINF	0
	JMS*	.DAA	/PICK UP THE CALLER'S ARGUMENTS
	JMP	ARGEND	/JUMP OVER CALLER'S ARGUMENTS
LUN	0
EVNTV	0
ARGEND	LAC	EVNTV	/PUT EVENT VARIABLE IN REQUEST
	DAC	REQEV
	LAC*	LUN	/PICK UP THE LUN
	DAC	REQLUN
	CAL	HINFA
	JMP*	HINF	/RETURN
HINFA	3600
REQEV	0	/EVENT VARIABLE ADDRESS
REQLUN	0	/REQUESTED LUN
	.END	HINF
