.NLIST
;
; DEFINE I/O FUNCTION CODES.
;
IO.MOU=002400			;MOUNT
IO.DMO=003000			;DISMOUNT
IO.CLN=003400			;CLOSE PROCESS
IX.ACP=017400			;ACP FUNCTION
IX.CRE=IX.ACP!0			;CREATE PROCESS
IX.CLO=IX.ACP!1			;CLOSE  PROCESS
IX.PUT=IX.ACP!2			;OUTPUT TO PROCESS
IX.GET=IX.ACP!3			;INPUT FROM PROCESS
IX.CTL=IX.ACP!4			;PROCESS CONTROL
;
; DEFINE VCB STRUCTURE.
;
V$TRCT=0			;TRANSACTION COUNT
V$SIZE=2			;VCB SIZE
;
; DEFINE WINDOW STRUCTURE.
;
W$WNDW=0			;WINDOW POINTER
W$PRIV=2			;PRIVILEGES
	WI$PUT=1		;WRITE ACCESS
	WI$GET=2		;READ  ACCESS
W$SIZE=4			;WINDOW SIZE
;
; DEFINE ATTRIBUTE CODES
;
ATTMAX=10			;MAXIMUM ATTRIBUTE CODE
;
; DEFINE SYSTEM MACRO
;
	.MACRO	SYSTEM	ADDR
	EMT	376
	.WORD	ADDR
S.R0=2
S.R1=4
S.R2=6
S.R3=10
	.ENDM	SYSTEM

	.LIST