INT 61 - PCIBM PC/TCP(Transmission Control Protocol) A higher level (session layer) of the TCP/IP protocol suite.  See also IP, TCP/IP. kernel v2.05 - "net_sendto" - ???
	AH = 0Bh
	???
Return: ???
Range:	INT 20 to INT E0, selected by configuration
Notes:	this function is described as "unused" in the v2.05 and v2.2
	  documentation
	this function is not supported by Beame&Whiteside's BWPCTCP v3.0a shim
SeeAlso: AH=0Ah
                                                                                

INT 61 - Banyan VINES - SET PCCONFIG IN BACKEND                                 
	AH = 0Bh
	other parameters, if any, unknown
SeeAlso: AH=05h"VINES",AH=06h"VINES"