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 INT 00h         Divide error (division by zero etc.)
 INT 01h         Single-step
 INT 01h         Internal hardware - DEBUGGING EXCEPTIONS (80386)
 INT 02h         NMI (Non-maskable interrupt)
 INT 03h         1-byte interrupt/Breakpoint
 INT 04h         Overflow (internal interrupt)
 INT 05h         Print-screen key
 INT 06h         Internal hardware - UNDEFINED OPCODE (80286+)
 INT 07h         Internal hardware - NO MATH UNIT AVAILABLE (80286+)
 INT 08h         Timer interrupt
 INT 08h         Internal hardware - DOUBLE FAULT (80286+ protected mode)
 INT 09h         Keyboard
 INT 09h         Internal hardware - MATH UNIT PROTECTION FAULT (80286+ protected mode)
 INT 0Ah         IRQ2 - EGA VERTICAL RETRACE
 INT 0Ah         Internal hardware - INVALID TASK STATE SEGMENT (80286+ protected-mode)
 INT 0Bh         COM2/COM4 interrupt
 INT 0Bh         Internal hardware - NOT PRESENT (80286+ protected-mode)
 INT 0Ch         COM1/COM3 interrupt
 INT 0Ch         Internal hardware - STACK FAULT (80286+)
 INT 0Dh         Harddisk/LPT2
 INT 0Dh         Internal hardware - GENERAL PROTECTION VIOLATION (80286+)
 INT 0Eh         Diskette
 INT 0Eh         Internal hardware - PAGE FAULT (80386 native mode)
 INT 0Fh         IRQ7 - Printer
 INT 10h         Internal hardware - COPROCESSOR ERROR (80286+)
 INT 10h         Video
 INT 11h         Equipment determination
 INT 12h         Hardware memory size
 INT 13h         Disk
 INT 14h         Serial I/O
 INT 15h         Cassette and extended services
 INT 16h         Keyboard
 INT 17h         Printer
 INT 18h         Transfer to ROM BASIC
 INT 19h         Disk BOOT
 INT 1Ah         Time of day
 INT 1Bh         Ctrl-Break key
 INT 1Ch         User timer tick
 INT 1Dh         6845 video init tables
 INT 1Eh         Diskette params (base table)
 INT 1Fh         Graphics set 2
 INT 20h         Program termination
 INT 21h         DOS functions (and Extensions.)
 INT 22h         DOS terminate address
 INT 23h         DOS Control "C" exit address
 INT 24h         DOS Critical error handler address
 INT 25h         DOS Absolute disk read
 INT 26h         DOS Absolute disk write
 INT 27h         DOS Terminate but stay resident
 INT 28h         DOS idle                                          (Internal)
 INT 29h         DOS Fast putchar                                  (Internal)
 INT 2Ah         Microsoft Networks + others
 INT 2Bh         Internal routine for MSDOS (IRET)
 INT 2Ch         Internal routine for MSDOS (IRET)
 INT 2Dh         Internal routine for MSDOS (IRET)
 INT 2Eh         DOS Execute command                               (Internal)
 INT 2Fh         Multiplex interrupt
 INT 30h         FAR JUMP instruction for CP/M-style calls
 INT 31h         Part of jump-instruction
 INT 32h         Not used
 INT 33h         Microsoft Mouse
 INT 34h         Borland/Microsoft languages - Floating Point emulation
 INT 35h         Borland/Microsoft languages - Floating Point emulation
 INT 36h         Borland/Microsoft languages - Floating Point emulation
 INT 37h         Borland/Microsoft languages - Floating Point emulation
 INT 38h         Borland/Microsoft languages - Floating Point emulation
 INT 39h         Borland/Microsoft languages - Floating Point emulation
 INT 3Ah         Borland/Microsoft languages - Floating Point emulation
 INT 3Bh         Borland/Microsoft languages - Floating Point emulation
 INT 3Ch         Borland/Microsoft languages - Floating Point emulation
 INT 3Dh         Borland/Microsoft languages - Floating Point emulation
 INT 3Eh         Borland/Microsoft languages - Floating Point emulation
 INT 3Fh         Overlay manager interrupt (Microsoft LINK.EXE)
 INT 40h         Relocated (by fixed disk) Floppy Handler (original INT 13h)
 INT 41h         Fixed Disk Params                          (XT,AT,XT2,XT286)
 INT 42h         Relocated Video Handler                         (EGA,VGA,PS)
 INT 43h         EGA Initialization Params                       (EGA,VGA,PS)
 INT 44h         EGA/VGA/CONV/PS - EGA/PCjr fonts, characters 00h to 7Fh
 INT 44h         Novell NetWare - HIGH-LEVEL LANGUAGE API
 INT 45h         Reserved
 INT 46h         Secondary Fixed Disk Params                       (AT,XT286)
 INT 47h         Reserved
 INT 48h         PCjr Cordless Keyboard Translation
 INT 49h         PCjr Non-keyboard Scan Code Translation Table
 INT 4Ah         AT User Alarm                                   (AT,CONV,PS)
 INT 4Bh-4Fh     Reserved
 INT 4Eh         TI Professional PC - DISK I/O
 INT 50h-57h     IRQ0-IRQ7 relocated by DESQview
 INT 50h-57h     IRQ0-IRQ7 relocated by IBM 3278 emulation control program
 INT 58h         Reserved
 INT 59h         GSS Computer Graphics Interface (GSS*CGI)
 INT 5Ah         Cluster adapter BIOS entry address
 INT 5Bh         Used by cluster adapter
 INT 5Ch         Net Bios interface
 INT 5Ch         Tops Interface
 INT 60h         FTP Driver - PC/TCP Packet Driver Specification
 INT 60h, 01FF   FTP driver - driver info
 INT 60h, 02h    FTP driver - access type
 int 60h, 03h    FTP Driver - Release type
 int 60h, 04h    FTP Driver - Send packet
 int 60h, 05h    FTP Driver - Terminate driver for handle
 int 60h, 06h    FTP Driver - Get address
 int 60h, 07h    FTP Driver - Reset interface
 int 60h, 20h    FTP Driver - Set receive mode
 int 60h, 21h    FTP Driver - Get receive mode
 int 60h, 24h    FTP Driver - Get statistics
 int 60h, 00h    Sys_prof.exe - profiler status
 int 60h, 01h    Sys_prof.exe - turn profiling off
 int 60h, 02h    Sys_prof.exe - turn profiling on
 int 60h, 03h    Sys_prof.exe - get address of profiling table
 int 60h, 04h    Sys_prof.exe - clear profiling table
 int 60h, 11h    10-NET - Lock and wait
 int 60h, 12h    10-NET - Lock
 int 60h, 13h    10-NET - Unlock
 INT 64          Novell NetWare - Low-level api
 INT 64          Extended batch language v3.14
 INT 65          Sd.com v6.2
 INT 66          THESPLUS - Uninstall
 INT 67h         LIM/EMS services
 INT 67h         EEMS services
 INT 67h         Virtual Control Program Interface - SWITCH TO PROTECTED MODE
 INT 68h         APPC/PC
 INT 69h         Unused
 INT 6Ah         OPTHELP.COM
 INT 6Bh         Unused
 INT 6Ch         System resume vector                           (CONVERTIBLE)
 INT 6Fh         HP ES-12 EXTENDED BIOS, Novell NetWare, 10-NET
 INT 70h-77h     Vectored Hardware Lines                     (AT/XT286/PS50+)
 INT 80h-85h     Reserved for BASIC
 INT 7Bh         Btrieve API
 INT 7Ch         IBM REXX88PC command language
 INT 7Fh         HDILOAD.EXE - 8514/a video controller interface
 INT 7Fh         Halo88 - API
 INT 7Fh         HLLAPI (High-Level Language API)
 INT 80          Q-PRO4 - ???
 INT 80          Reserved for BASIC
 INT 81h         Reserved for BASIC
 INT 82h         Reserved for BASIC
 INT 83h         Reserved for BASIC
 INT 84h         Reserved for BASIC
 INT 85h         Reserved for BASIC
 INT 86h         Relocated INT 18                                   (NetBios)
 INT 87h-F0h     Used by BASIC while in interpreter
 INT E0h         CP/M-86 function calls
 INT E4h         Logitech Modula v2.0 - MonitorEntry
 INT E4h         Logitech Modula v2.0 - MonitorExit
 INT F1h-FDh     Reserved for user interrupt
 INT FEh         Destroyed by return from protected mode on PC/AT
 INT FFh         Destroyed by return from protected mode on PC/AT