Category: <b>virus/antivirus</b>
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<pre><b>INT 21 - VIRUS - "Tasha Yar" - INSTALLATION CHECK</b>

	AX = 1812h
Return: AL = 00h if resident
	DX = 4310h if resident
SeeAlso: INT 21/AX=0B56h"VIRUS",INT 21/AX=187Fh,INT 21/AX=2C2Ch"VIRUS"
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