Int 14 Fn 0E  - Connection Manager - Set Hardware Flow State               [N]

   AH = 0Eh
   DX = FFFFh
   AL = connection ID from AH=04h/DX=FFFFh
   BL = RTS state (00h off, 01h on)

Return: AH = return code (00h-03h) (see also #0229 at AH=00h/DX=FFFFh)
       03h invalid request (BL not 00h or 01h)
Program: Connection Manager by Softwarehouse Corp. permits the sharing of
     serial ports over an IPX or NetBIOS-based network

See Also: AH=03h/DX=FFFFh,AH=0Ah/DX=FFFFh