Int 61 Fn 0003  - Banyan Vines - Async Terminal Emulation - Start/stop Pr  [N]

   AX = 0003h subfn 10h
   DS:BX -> argument block (see below)

Return: AX = status (see AX=0003h/SF=00h)

See Also: AX=0003h/SF=06h,AX=0003h/SF=13h

Format of argument block:
Offset Size    Description
 00h   BYTE    session ID (00h)
 01h   BYTE    10h (function "start/stop printing of data received from host)
 02h   WORD    print capture flag (00h=off, 01h=on)