INT 21 - Novell NetWare - FILE SERVICES - RESTORE ERASED FILE
        AH = E2h subfn 11h
        DS:SI -> request buffer (see below)
        ES:DI -> reply buffer (see below)
Return: AL = status
            00h successful
            98h nonexistent volume
            FFh no more erased files
Notes:  this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and
          Alloy NTNX
        restores one file marked for deletion which has not yet been purged
SeeAlso: AH=41h,AH=E2h/SF=10h,AH=E3h/SF=CEh,AX=F244h

Format of request buffer:
Offset  Size    Description
 00h    WORD    length of following data (max 13h)
 02h    BYTE    11h (subfunction "Restore Erased File")
 03h    BYTE    directory handle or 00h
 04h    BYTE    length of volume name
 05h  N BYTEs   volume name (including colon)
Note:   if both a directory handle and a volume name are specified, the volume
          name overrides the handle

Format of reply buffer:
Offset  Size    Description
 00h    WORD    (call) 001Eh (size of following results buffer)
 02h 15 BYTEs   ASCIZ name of erased file
 11h 15 BYTEs   ASCIZ name under which file was restored