INT 21 - Novell NetWare - GET BROADCAST MESSAGE (OLD)
	AX = F215h subfn 01h
	CX = length of request buffer in bytes
	DX = length of reply buffer in bytes
	DS:SI -> request buffer (see #01822 at AH=E1h/SF=01h)
	ES:DI -> reply buffer (see #02107)
Return: AX = status (see #02860 at INT 2F/AX=7A20h/BX=0000h)
SeeAlso: AH=F2h"Novell",AH=E1h/SF=01h,AX=F215h/SF=02h,AX=F215h/SF=0Bh


Format of NetWare "Get Broadcast Message (Old)" reply packet:
Offset	Size	Description	(Table 02107)
 00h	BYTE	length of message (00h-37h)
		00h if no broadcast messages pending
 01h  N BYTEs	message (no control characters or characters > 7Eh)
SeeAlso: #01821,#01822