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Int 0x21, AH=0xde

21DE INT 21 - VIRUS - "Durban" - INSTALLATION CHECK
21DE INT 21 - VIRUS - "April 1st EXE" - ???
21DE INT 21 - Novell NetWare - MESSAGE SERVICES - SET BROADCAST MODE
21DE--DL04 INT 21 - Novell NetWare - MESSAGE SERVICES - GET BROADCAST MODE
21DE INT 21 - Novell NetWare - SHELL TIMER INTERRUPT CHECKS
21DEAD INT 21 - VIRUS - "90210" - INSTALLATION CHECK
21DEAD INT 21 - VIRUS - "Shifting Objective" - RELOCATE CODE ???
21DEDE INT 21 - VIRUS - "Brothers" - INSTALLATION CHECK
21DEFE INT 21 - VIRUS - "Maze" - INSTALLATION CHECK

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