INT 2F U - PCIBM PC Tools v7.0+ VDEFEND, VSAFE, VWATCH, DATAMON - SET ??? ADDRESS
	AX = 6282h
	CX:DX -> ??? or 0000h:0000h
	DI = segment of ??? record (see #02846) or 0000h/FFFFh to ignore
Return: BX = 0062h
Note:	if CX:DX = 0000h:0000h on entry, the ??? address is not changed
	  (DATAMON only)
SeeAlso: INT 13/AH=FAh"VSAFE",INT 21/AH=FAh"VDEFEND"


Format of VSAFE/VWATCH record:
Offset	Size	Description	(Table 02846)
 00h	DWORDDoubleword; four bytes.	 Commonly used to hold a 32-bit segment:offset or selector:offset address.	???
 04h	WORD	offset of ??? in record's segment
		VSAFE 2.0 sets byte at +01h to 56h or 58h
		VWATCH 2.1 sets byte at +02h to 56h or 58h
 06h  2 BYTEs	???
 08h	BYTE	??? (01h/other)