public	_CheckMsg

NT_MESSAGE	equ	5
NT_FREEMSG	equ	6
NT_REPLYMSG	equ	7

CheckMsg:
		move.l	4(sp),A0            ; message
		clr.l	D0
		cmp.b	#NT_MESSAGE,8(A0)   ; type
		beq	.1
		move.l	A0,D0
.1		rts