INT 61 - Banyan VINES - VERIFY EXISTENCE OF NAME AND RETURN CANONICAL FORM
        AX = 0007h
        BX = 0007h
        DS:DX -> NiceName block (see below)
Return: AX = status
            0000h successful
            0001h PC network software not installed or incompatible
            03E9h incorrect name syntax
            03EAh organization name too long
            03EBh group name too long
            03ECh item name too long
            03EDh StreetTalk name too long
            03F3h organization not found
            03F4h group not found
            03F5h StreetTalk name not found
            03F8h not a StreetTalk name
            040Dh appropriate StreetTalk name unavailable

Format of NiceName block:
Offset  Size    Description
 00h    WORD    type of name
                0064h organization
                00C8h group
                012Ch item
 02h    WORD    pointer to ASCIZ input name
 04h    WORD    pointer to 64-byte buffer for output name