Int 14 Fn 10  - Connection Manager - Query Service Names                   [N]

   AH = 10h
   DX = FFFFh
   CL = subfunction
       00h search first
       01h search next
   ES:DI -> pattern buffer (see #0267)

Return: AH = return code (00h,01h,03h,06h) (see also #0229 at AH=00h/DX=FFFFh)
       01h no (more) matching names
       03h invalid request
   ES:DI buffer filled with reply buffer (see #0267) containing matched
         name if AH=00h
Program: Connection Manager by Softwarehouse Corp. permits the sharing of
     serial ports over an IPX or NetBIOS-based network
Desc:  obtain the names of groups and lines available for connection requests,
     and the names of active Connection Servers

See Also: AH=04h/DX=FFFFh,AH=0Bh/DX=FFFFh

Format of Connection Manager pattern/reply buffer:
Offset Size    Description (Table 0267)
 00h   WORD    length of pattern (30h or 32h)
 02h 16 BYTEs  server pattern or name
 12h 16 BYTEs  group pattern or name
 22h 16 BYTEs  line pattern or name
 23h   BYTE    (optional) ???
 24h   BYTE    (optional, returned) current line status
       00h available
       01h out of service
       02h currently allocated to a connection

Note:  pattern may include '?' wildcard to match any character