Category: <b>network</b>
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<pre><b>INT 61 - PC/TCP kernel v2.05+ - "net_asynch" - SET UP ASYNCHRONOUS CALL-BACK</b>

	AH = 1Fh
	BX = network descriptor
	CX = event type (see <a href=../../it/66/34.html>#03466</a>)
	DS:SI -&gt; event handler routine (see <a href=../../it/67/34.html>#03467</a>)
	ES:DI = 32-bit hint passed to handler
Return: CF clear if successful
	    DS:DX -&gt; previous handler
	CF set on error
	    AX = error code (see <a href=../../it/19/33.html>#03319</a> 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"

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