Int 21 Fn F217  - Novell Netware V3+ - Get Physical Record Locks By File   [N]

   AX = F217h subfn EEh
   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   WORD    0009h (length of following data)
 02h   BYTE    EEh (subfunction "Get Physical Record Locks by File")
 03h   BYTE    data stream number
 04h   BYTE    volume number
 05h   DWORD   directory entry number
 09h   WORD    last record seen (0000h for first call)

Format of reply buffer:
Offset Size    Description
 00h   WORD    next request record
 02h   WORD    number of locks
 04h 17N BYTEs lock records, one per lock
       Offset  Size    Description
        00h    WORD    logged count
        02h    WORD    number of shareable locks
        04h    DWORD   start offset of record
        08h    DWORD   end offset of record
        0Ch    WORD    logical connection number
        0Eh    WORD    task number
        10h    BYTE    lock type