INT 63 - BW-TCP - TCPIP.SYS - WRITE TO THE NETWORK                              
	AH = 19h
	DS:DI -> ???
	???
Return: BX = number of bytes NOT written
	???
Range:	INT 4D to INT FC, selected by configuration
Note:	calls AH=17h with interrupts disabled and ??? set to 01h
SeeAlso: AH=14h,AH=1Ah,AH=1Bh,INT 61/AH=1Ah"PCIBM PC/TCP(Transmission Control Protocol) A higher level (session layer) of the TCP/IP protocol suite.  See also IP, TCP/IP."