Category: network

INT 61 - PC/TCP kernel v2.05+ - "net_asynch" - SET UP ASYNCHRONOUS CALL-BACK

	AH = 1Fh
	BX = network descriptor
	CX = event type (see #03466)
	DS:SI -> event handler routine (see #03467)
	ES:DI = 32-bit hint passed to handler
Return: CF clear if successful
	    DS:DX -> previous handler
	CF set on error
	    AX = error code (see #03319 at INT 61"FTP Software")
Note:	ICMP messages do not trigger events on stream connections
SeeAlso: INT 61"FTP Software",INT 61/AH=00h"PC/TCP"