21EE INT 21 - Novell NetWare - CONNECTION SERVICES - GET PHYSICAL STATION ADDRESS
21EE INT 21 - DoubleDOS - GIVE AWAY TIME TO OTHER TASKS
21EE INT 21 - VIRUS - "Jerusalem-G", "Pregnant", "Barrotes" - INSTALLATION CHECK
21EEE7 INT 21 - VIRUS - "GingerBread" - INSTALLATION CHECK