INT 21 - Novell NetWare v3+ - GET NAME SPACE INFORMATION FOR FILE OR DIRECTORY
        AX = F257h subfn 06h
        CX = length of request buffer in bytes
        DX = length of reply buffer in bytes
        DS:SI -> request buffer (see below)
        ES:DI -> reply buffer (see below)
Return: AL = status
        reply buffer filled

Format of request buffer:
Offset  Size    Description
 00h    BYTE    06h (subfunction "Get NS Entry Info")
 01h    BYTE    name space
 02h    BYTE    destination name space
 03h    WORD    search attributes
 05h    DWORD   return information mask (should be 00000200h)
 09h    BYTE    volume number
 0Ah    DWORD   directory handle
 0Eh    BYTE    handle flag (should be FFh)
 0Fh    BYTE    number of path components
 10h  N BYTEs   list of path components (each a counted string)

Format of reply buffer:
Offset  Size    Description
 00h 72 BYTEs   reserved
 48h    DWORD   creator's name space number
 4Ch 257 BYTEs  reserved

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