Category: <b>virus/antivirus</b>
<br>Flags: callout or callback (usually hooked rather than called)<p>
<pre><b>INT 21 - VIRUS - "Holocaust"/"Telefonica" - ???</b>

	AX = 4B21h
Note:	called at completion of virus installation
SeeAlso: AX=4B04h,AX=4B20h,AX=4B25h
</pre>