INT 14 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911./Yale EBIOS SERIAL I/O - SET SEND BUFFER
	AX = FF01h
	CX = length of buffer (0000h to cancel buffer assignment)
	DX = port (00h-03h)
	ES:BX -> send buffer
Return: nothing
SeeAlso: AH=18h,AH=83h"COURIERS",AH=A5h"BAPI",AH=FCh,AX=FF02h