Int 92 Fn E104  - Da Vinci EMail Dispatcher - "netwhereis"                 [e]

   AX = E104h
   BX = size of parameter block in words (0006h)
   CX:DX -> parameter block (see below)

Return: AX = status (see AH=E1h)
Desc:  this function is used to verify node address for usernames

See Also: AX=E180h

Format of parameter block:
Offset Size    Description
 00h   WORD    segment of node address buffer
 02h   WORD    offset of node address buffer
 04h   WORD    segment of uppercase username
 06h   WORD    offset of uppercase username
 08h   WORD    segment of "DVSEMAIL"
 0Ah   WORD    offset of "DVSEMAIL"