INT 21 - Novell NetWare - BINDERY SERVICES - GET BINDERY ACCESS LEVEL
        AH = E3h subfn 46h
        DS:SI -> request buffer (see below)
        ES:DI -> reply buffer (see below)
Return: AL = status
            00h successful
Note:   this function is supported by Advanced NetWare 1.0+ and Alloy NTNX

Format of request buffer:
Offset  Size    Description
 00h    WORD    0001h (length of following data)
 02h    BYTE    46h (subfunction "Get Bindery Access Level")

Format of reply buffer:
Offset  Size    Description
 00h    WORD    0005h (length of following buffer)
 02h    BYTE    security levels
 03h    DWORD   (big-endian) object ID

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