Int 1A Fn 00  - Time - Get System Time
 Int 1A Fn 01  - Time - Set System Time
 Int 1A Fn 02  - Time - Get Real-time Clock Time (at,xt286,ps)
 Int 1A Fn 03  - Time - Set Real-time Clock Time (at,xt286,ps)
 Int 1A Fn 04  - Time - Get Real-time Clock Date (at,xt286,ps)
 Int 1A Fn 05  - Time - Set Real-time Clock Date (at,xt286,ps)
 Int 1A Fn 06  - Time - Set Alarm (at,xt286,ps)
 Int 1A Fn 07  - Time - Cancel Alarm (at,xt286,ps)
 Int 1A Fn 08  - Time - Set Rtc Activated Power On Mode (convertible)
 Int 1A Fn 09  - Time - Read Rtc Alarm Time And Status (conv,ps30)
 Int 1A Fn 0A  - Time - Read System-timer Day Counter (xt2,ps)
 Int 1A Fn 0B  - Time - Set System-timer Day Counter (xt2,ps)
 Int 1A Fn 10  - Nec PC-9800 Series - Printer - Initialize
 Int 1A Fn 11  - Nec PC-9800 Series - Printer - Output Character
 Int 1A Fn 12  - Nec PC-9800 Series - Printer - Sense Status
 Int 1A Fn 3601  - Word Perfect V5.0 Third Party Interface - Installation Che
 Int 1A Fn 6108  - Snap.exe 3.2+ - "snap_sendwithreply" - Send MSg And Get Re
 Int 1A Fn 6205  - Snap.exe 3.2+ - "snap_sendnoreply" - Send MSg, Don't Await
 Int 1A Fn 6308  - Snap.exe 3.2+ - "snap_beginconv" - Begin Conversation
 Int 1A Fn 6405  - Snap.exe 3.2+ - "snap_endconv" - End Conversation
 Int 1A Fn 6900  - Snap.exe 3.2+ - "snap_dataseg" - Get Resident Data Segment
 Int 1A Fn 6A01  - Snap.exe 3.2+ - "snap_alloc" - Allocate Buffer In Snap Dat
 Int 1A Fn 6B01  - Snap.exe 3.2+ - "snap_free" - Deallocate Buffer In Snap Da
 Int 1A Fn 6C04  - Snap.exe 3.2+ - "snap_copyto" - Copy Data To Resident Snap
 Int 1A Fn 6D04  - Snap.exe 3.2+ - "snap_copyfrom" - Copy Data From Resident
 Int 1A Fn 6E01  - Snap.exe 3.2+ - "snap_setdebug" - Set ???
 Int 1A Fn 6F01  - Snap.exe 3.2+ - "snap_chkinstall" - Installation Check
 Int 1A Fn 7002  - Snap.exe 3.2+ - "snap_setanchor"
 Int 1A Fn 7101  - Snap.exe 3.2+ - "snap_getanchor"
 Int 1A Fn 7202  - Snap.exe 3.2+ - "snap_setconvparms" - Set Conversation Par
 Int 1A Fn 7302  - Snap.exe 3.2+ - "snap_clientversion" - ???
 Int 1A Fn 7400  - Snap.exe 3.2+ - "snap_version" - Get Version
 Int 1A Fn 75  - Snap.exe 3.2+ - "snap_nop" - ???
 Int 1A Fn 76  - Snap.exe 3.2+ - "snap_802_5" - ???
 Int 1A Fn 77  - Snap.exe 3.4 - ???
 Int 1A Fn 7802  - Snap.exe 3.4 - ???
 Int 1A Fn 7F  - Tandy 2500, Tandy 1000l Series - Digital Sound???
 Int 1A Fn 80  - PCjr - Set Up Sound Multiplexor
 Int 1A Fn 80  - PCmcia Socket Services - Get Number Of Adapters
 Int 1A Fn 81  - PCmcia Socket Services - Register Status Change Callback
 Int 1A Fn 8100  - Tandy 2500, Tandy 1000l Series - Digital Sound - Installat
 Int 1A Fn 82  - PCmcia Socket Services - Register Card Technology Callback
 Int 1A Fn 83  - Tandy 2500, Tandy 1000l Series - Start Playing Digital Sound
 Int 1A Fn 83  - PCmcia Socket Services - Get Socket Services Version Number
 Int 1A Fn 84  - Tandy 2500, Tandy 1000l Series - Stop Playing Digital Sound
 Int 1A Fn 84  - PCmcia Socket Services - Inquire Adapter
 Int 1A Fn 85  - Tandy 2500, Tandy 1000l Series - Digital Sound???
 Int 1A Fn 85  - PCmcia Socket Services - Get Adapter
 Int 1A Fn 86  - PCmcia Socket Services - Set Adapter
 Int 1A Fn 87  - PCmcia Socket Services - Inquire Window
 Int 1A Fn 88  - PCmcia Socket Services - Get Window
 Int 1A Fn 89  - PCmcia Socket Services - Set Window
 Int 1A Fn 8A  - PCmcia Socket Services - Get Page
 Int 1A Fn 8B  - PCmcia Socket Services - Set Page
 Int 1A Fn 8C  - PCmcia Socket Services - Inquire Socket
 Int 1A Fn 8D  - PCmcia Socket Services - Get Socket
 Int 1A Fn 8E  - PCmcia Socket Services - Set Socket
 Int 1A Fn 8F  - PCmcia Socket Services - Get Card
 Int 1A Fn 90  - PCmcia Socket Services - Reset Card
 Int 1A Fn 91  - PCmcia Socket Services - Read One
 Int 1A Fn 92  - PCmcia Socket Services - Write One
 Int 1A Fn 93  - PCmcia Socket Services - Read Multiple
 Int 1A Fn 94  - PCmcia Socket Services - Write Multiple
 Int 1A Fn 95  - PCmcia Socket Services - Inquire Error Detection Code
 Int 1A Fn 96  - PCmcia Socket Services - Get Error Detection Code
 Int 1A Fn 97  - PCmcia Socket Services - Set Error Detection Code
 Int 1A Fn 98  - PCmcia Socket Services - Start Error Detection Code
 Int 1A Fn 99  - PCmcia Socket Services - Pause Error Detection Code
 Int 1A Fn 9A  - PCmcia Socket Services - Resume Error Detection Code
 Int 1A Fn 9B  - PCmcia Socket Services - Stop Error Detection Code
 Int 1A Fn 9C  - PCmcia Socket Services - Read Error Detection Code
 Int 1A Fn A0  U - Disk Spool Ii V2.07+ - Installation Check
 Int 1A Fn AB  U - Disk Spool Ii V1.83 - Installation Check
 Int 1A Fn AC  U - Disk Spool Ii V1.83 - Installation Check
 Int 1A Fn AD  U - Disk Spool Ii V1.83 - Function Calls
 Int 1A Fn B001  - Microsoft Real-time Compression Interface (mrci) - ROM-bas
 Int 1A Fn B101  - Intel PCi BIOS V2.0c - Installation Check
 Int 1A Fn B102  - Intel PCi BIOS V2.0c - Find Pci Device
 Int 1A Fn B103  - Intel PCi BIOS V2.0c - Find Pci Class Code
 Int 1A Fn B106  - Intel PCi BIOS V2.0c - Pci Bus-specific Operations
 Int 1A Fn B108  - Intel PCi BIOS V2.0c - Read Configuration Byte
 Int 1A Fn B109  - Intel PCi BIOS V2.0c - Read Configuration Word
 Int 1A Fn B10A  - Intel PCi BIOS V2.0c - Read Configuration Dword
 Int 1A Fn B10B  - Intel PCi BIOS V2.0c - Write Configuration Byte
 Int 1A Fn B10C  - Intel PCi BIOS V2.0c - Write Configuration Word
 Int 1A Fn B10D  - Intel PCi BIOS V2.0c - Write Configuration Dword
 Int 1A Fn B181  - Intel PCi BIOS V2.0c - Installation Check (32-bit)
 Int 1A Fn B182  - Intel PCi BIOS V2.0c - Find Pci Device (32-bit)
 Int 1A Fn B183  - Intel PCi BIOS V2.0c - Find Pci Class Code (32-bit)
 Int 1A Fn B186  - Intel PCi BIOS V2.0c - Pci Bus-specific Operations (32-bit
 Int 1A Fn B188  - Intel PCi BIOS V2.0c - Read Configuration Byte (32-bit)
 Int 1A Fn B189  - Intel PCi BIOS V2.0c - Read Configuration Word (32-bit)
 Int 1A Fn B18A  - Intel PCi BIOS V2.0c - Read Configuration Dword (32-bit)
 Int 1A Fn B18B  - Intel PCi BIOS V2.0c - Write Configuration Byte (32-bit)
 Int 1A Fn B18C  - Intel PCi BIOS V2.0c - Write Configuration Word (32-bit)
 Int 1A Fn B18D  - Intel PCi BIOS V2.0c - Write Configuration Dword (32-bit)
 Int 1A Fn C0  U - Disk Spool Ii V2.07+ - Alternate Installation Check
 Int 1A Fn CCCC  U - Datefix - Installation Check
 Int 1A Fn D0  U - Disk Spool Ii V2.07+ - Function Calls
 Int 1A Fn E0  - Disk Spool Ii V4.0x - Enable/disable
 Int 1A Fn E1  - Disk Spool Ii V4.0x - Get Status
 Int 1A Fn E2  - Disk Spool Ii V4.0x - Get Spool Files
 Int 1A Fn E301  - Disk Spool Ii V4.0x - Get Spool File Status
 Int 1A Fn E302  - Disk Spool Ii V4.0x - Update Spool File
 Int 1A Fn E401  - Disk Spool Ii V4.0x - Spool Existing File
 Int 1A Fn E402  U - Disk Spool Ii V4.0x - Spool Existing File???
 Int 1A Fn E5  U - Emulaser Elspl.com - ???
 Int 1A Fn EE  U - Disk Spool Ii V4.05 - ???
 Int 1A Fn F7  - Rightime V1.1 - Temporarily Disable
 Int 1A Fn F8  - Rightime V1.1 - Enable
 Int 1A Fn FE  - At&t 6300 - Read Time And Date
 Int 1A Fn FF  - At&t 6300 - Set Time And Date
 Int 1A Fn FF  - Rightime V1.1 - Permanently Disable
 Int 1A Fn FF00  - Snd - Installation Check???
 Int 1A Fn FF01  - Snd - Pause
 Int 1A Fn FF02  - Snd - Start Sound
 Int 1A Fn FF03  - Snd - Stop Sound
 Int 1A Fn FF04  - Snd - Play Music String In Background
 Int 1A Fn FF05  - Snd - Unconditionally Stop Sound