Int 6A Fn 0002 U - Super-tcp DOS Tsr Kernel V3.57 - ??? [N] AX = 0002h BX = ??? (zero/nonzero) CX = ??? identifier (see AX=0004h) DS:SI -> 40-byte buffer for ??? or 0000h:0000h ES:DI -> buffer for ??? or 0000h:0000h Return: AX = 0000h (successful) ??? BL = ??? BH = ??? CX = ??? DX = ???