INT 61 - Banyan VINES - ASYNC TERMINAL EMULATION - SET SCROLL LOCK CHECKING     
	AX = 0003h subfn 0Ch
	DS:BX -> argument block (see #03387)
Return: AX = status (see #03369)
SeeAlso: AX=0003h/SF=00h


Format of VINES argument block:
Offset	Size	Description	(Table 03387)
 00h	BYTE	session ID (00h)
 01h	BYTE	0Ch (function "set state of scroll lock checking")
 02h	BYTE	check_scroll_lock flag
		00h off
		01h on (display of host data stopped while ScrollLock on)