Category: virus/antivirus
INT 21 - VIRUS - "Diamond-A", "Diamond-B" - INSTALLATION CHECK AX = D5AAh Return: AX = 2A55h if "Diamond-A" resident AX = 2A03h if "Diamond-B"-family virus resident SeeAlso: AX=D000h,AH=D5h"VIRUS",AX=D5AAh/BP=DEAAh