V6/usr/source/s5/mdate.s

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/ C library-- mdate

.globl	_mdate, cerror

_mdate:
	mov	r5,-(sp)
	mov	sp,r5
	mov	4(r5),0f
	mov	6(r5),r1
	mov	(r1)+,r0
	mov	(r1),r1
	sys	0; 9f
	bec	1f
	jmp	cerror
1:
	clr	r0
	mov	(sp)+,r5
	rts	pc
.data
9:
	sys	mdate; 0:..