Int 21 Fn B6  - Novell Netware - File Services - Extended File Attributes  [N]

   AH = B6h
   AL = subfunction
       00h get extended file attributes
       01h set extended file attributes
       CL = extended file attributes (see below)
   DS:DX -> ASCIZ pathname (max 255 bytes)

Return: CF set on error
       AL = error code
       8Ch caller lacks privileges
       FEh not permitted to search directory
       FFh file not found
   CF clear if successful
       AL = 00h (success)
       CL = current extended file attributes (see below)

Note:  this function is supported by Advanced NetWare 2.1+

See Also: AX=4300h,AH=E3h/SF=0Fh

Bitfields for extended file attributes:
 bits 2-0  search mode (executables only)
   000 none (use shell's default search)
   001 search on all opens without path
   010 do not search
   011 search on read-only opens without path
   100 reserved
   101 search on all opens
   110 reserved
   111 search on all read-only opens
 bit 3 reserved
 bit 4 transactions on file tracked
 bit 5 file's FAT indexed
 bit 6 read audit (to be implemented)
 bit 7 write audit (to be implemented)