2F - Multiplex - NOTES
 2F - BMB Compuscience Canada Utilities Interface
 2F - Ross Wentworth's Turbo Pascal POPUP LIBRARY
 2F - CiriSOFT Spanish University of Valladolid TSR's Interface
 2F00 - DOS 2.x PRINT.COM - ???
 2F0080 - DOS 3.1+ PRINT.COM - GIVE PRINT A TIME SLICE
 2F01 - DOS 2.x PRINT.COM - ???
 2F0100 - DOS 3+ PRINT.COM - INSTALLATION CHECK
 2F0101 - DOS 3+ PRINT.COM - SUBMIT FILE FOR PRINTING
 2F0102 - DOS 3+ PRINT.COM - REMOVE FILE FROM PRINT QUEUE
 2F0103 - DOS 3+ PRINT.COM - CANCEL ALL FILES IN PRINT QUEUE
 2F0104 - DOS 3+ PRINT.COM - FREEZE PRINT QUEUE TO READ JOB STATUS
 2F0105 - DOS 3+ PRINT.COM - RESTART PRINT QUEUE AFTER STATUS READ
 2F0106 - DOS 3.3+ PRINT.COM - GET PRINTER DEVICE
 2F0200 - PC LAN PROGRAM REDIR/REDIRIFS internal - INSTALLATION CHECK
 2F0201 - PC LAN PROGRAM REDIR/REDIRIFS internal - ???
 2F0202 - PC LAN PROGRAM REDIR/REDIRIFS internal - ???
 2F0203 - PC LAN PROGRAM REDIR/REDIRIFS internal - ???
 2F0204 - PC LAN PROGRAM REDIR/REDIRIFS internal - ???
 2F - PC LAN PROGRAM REDIR/REDIRIFS internal - ???
 2F0500 - DOS 3+ CRITICAL ERROR HANDLER - INSTALLATION CHECK
 2F05 - DOS 3+ CRITICAL ERROR HANDLER - EXPAND ERROR INTO STRING
 2F0600 - DOS 3+ ASSIGN - INSTALLATION CHECK
 2F0601 - DOS 3+ ASSIGN - GET DRIVE ASSIGNMENT TABLE
 2F0800 - DRIVER.SYS support - INSTALLATION CHECK
 2F0801 - DRIVER.SYS support - ADD NEW BLOCK DEVICE
 2F0802 - DRIVER.SYS support - EXECUTE DEVICE DRIVER REQUEST
 2F0803 - DOS 4+ DRIVER.SYS support - GET DRIVE DATA TABLE LIST
 2F0C00 - AD-DOS - INSTALLATION CHECK
 2F0C01ES0000 - AD-DOS - GET RESIDENT CODE SEGMENT
 2F0C02 - AD-DOS - CHECK FOR NEW INPUT
 2F0C03 - AD-DOS - SET MINUTES TO WAIT
 2F0C04 - AD-DOS - GET MINUTES TO WAIT
 2F0C05 - AD-DOS - SET BLANKER STATUS
 2F0C06 - AD-DOS - GET BLANKER STATUS
 2F0C07 - AD-DOS - SET HOT KEY
 2F0C08 - AD-DOS - GET CURRENT HOT KEY
 2F0C09 - AD-DOS - ???
 2F0C0A - AD-DOS - ???
 2F0C0B - AD-DOS - ???
 2F0C0C - AD-DOS - SET ??? INTERNAL FLAG TO 01h
 2F0C0E - AD-DOS - SET PASSWORD STATUS
 2F0C0F - AD-DOS - GET PASSWORD STATUS
 2F0C20 - AD-DOS - GET AND RESET VxD API STATUS
 2F1000 - SHARE - INSTALLATION CHECK
 2F1040 - DOS 4 only SHARE internal - ???
 2F1080 - DOS 4 only SHARE internal - TURN ON FILE SHARING CHECKS
 2F1081 - DOS 4 only SHARE internal - TURN OFF FILE SHARING CHECKS
 2F10FF - Multiplex - DR-DOS 5.0 - ???
 2F1100 - NETWORK REDIRECTOR - INSTALLATION CHECK
 2F1100 - MSCDEX (MS CD-ROM Extensions) - INSTALLATION CHECK
 2F1101 - NETWORK REDIRECTOR - REMOVE REMOTE DIRECTORY
 2F1102 - IFSFUNC.EXE (DOS 4.x only) - REMOVE REMOTE DIRECTORY
 2F1103 - NETWORK REDIRECTOR - MAKE REMOTE DIRECTORY
 2F1104 - IFSFUNC.EXE (DOS 4.x only) - MAKE REMOTE DIRECTORY
 2F1105 - NETWORK REDIRECTOR - CHDIR
 2F1106 - NETWORK REDIRECTOR - CLOSE REMOTE FILE
 2F1107 - NETWORK REDIRECTOR - COMMIT REMOTE FILE
 2F1108 - NETWORK REDIRECTOR - READ FROM REMOTE FILE
 2F1109 - NETWORK REDIRECTOR - WRITE TO REMOTE FILE
 2F110A - NETWORK REDIRECTOR (DOS 3.x only) - LOCK REGION OF FILE
 2F110A - NETWORK REDIRECTOR (DOS 4+) - LOCK/UNLOCK REGION OF FILE
 2F110B - NETWORK REDIRECTOR (DOS 3.x only) - UNLOCK REGION OF FILE
 2F110C - NETWORK REDIRECTOR - GET DISK SPACE
 2F110D - IFSFUNC.EXE (DOS 4.x only) - ???
 2F110E - NETWORK REDIRECTOR - SET REMOTE FILE'S ATTRIBUTES
 2F110F - NETWORK REDIRECTOR - GET REMOTE FILE'S ATTRIBUTES AND SIZE
 2F1110 - IFSFUNC.EXE (DOS 4.x only) - ???
 2F1111 - NETWORK REDIRECTOR - RENAME REMOTE FILE
 2F1112 - IFSFUNC.EXE (DOS 4.x only) - ???
 2F1113 - NETWORK REDIRECTOR - DELETE REMOTE FILE
 2F1114 - IFSFUNC.EXE (DOS 4.x only) - ???
 2F1115 - IFSFUNC.EXE (DOS 4.x only) - ???
 2F1116 - NETWORK REDIRECTOR - OPEN EXISTING REMOTE FILE
 2F1117 - NETWORK REDIRECTOR - CREATE/TRUNCATE REMOTE FILE
 2F1118 - NETWORK REDIRECTOR - CREATE/TRUNCATE FILE WITHOUT CDS
 2F1119 - NETWORK REDIRECTOR - FIND FIRST FILE WITHOUT CDS
 2F111A - IFSFUNC.EXE (DOS 4.x only) - ???
 2F111B - NETWORK REDIRECTOR - FINDFIRST
 2F111C - NETWORK REDIRECTOR - FINDNEXT
 2F111D - NETWORK REDIRECTOR - CLOSE ALL REMOTE FILES FOR PROCESS
 2F111E - NETWORK REDIRECTOR - DO REDIRECTION
 2F111F - NETWORK REDIRECTOR - PRINTER SETUP
 2F1120 - NETWORK REDIRECTOR - FLUSH ALL DISK BUFFERS
 2F1121 - NETWORK REDIRECTOR - SEEK FROM END OF REMOTE FILE
 2F1122 - NETWORK REDIRECTOR - PROCESS TERMINATION HOOK
 2F1123 - NETWORK REDIRECTOR - QUALIFY REMOTE FILENAME
 2F1124 - NETWORK REDIRECTOR - PRINTER OFF???
 2F1125 - NETWORK REDIRECTOR - REDIRECTED PRINTER MODE
 2F1126 - NETWORK REDIRECTOR - PRINTER ON/OFF???
 2F1127 - IFSFUNC.EXE (DOS 4.x only) - UNUSED
 2F1128 - IFSFUNC.EXE (DOS 4.x only) - UNUSED
 2F1129 - IFSFUNC.EXE (DOS 4.x only) - UNUSED
 2F112A - IFSFUNC.EXE (DOS 4.x only) - ???
 2F112B - IFSFUNC.EXE (DOS 4.x only) - GENERIC IOCTL???
 2F112C - IFSFUNC.EXE (DOS 4.x only) - ???
 2F112D - IFSFUNC.EXE (DOS 4.x only) - ???
 2F112E - NETWORK REDIRECTOR (DOS 4+) - EXTENDED OPEN/CREATE FILE
 2F112F - IFSFUNC.EXE (DOS 4.x only) - ???
 2F1130 - IFSFUNC.EXE (DOS 4.x only) - GET IFSFUNC SEGMENT
 2F1186 - LAN Manager Enhanced DOS API - DosReadAsynchNmPipe
 2F118A - LAN Manager 2.0 DOS Enhanced ENCRYPT.EXE - STREAM ENCRYPTION SERVICE
 2F118F - LAN Manager Enhanced DOS API - DosWriteAsynchNmPipe
 2F1200 - DOS 3+ internal - INSTALLATION CHECK
 2F1201 - DOS 3+ internal - CLOSE CURRENT FILE
 2F1202 - DOS 3+ internal - GET INTERRUPT ADDRESS
 2F1203 - DOS 3+ internal - GET DOS DATA SEGMENT
 2F1204 - DOS 3+ internal - NORMALIZE PATH SEPARATOR
 2F1205 - DOS 3+ internal - OUTPUT CHARACTER TO STANDARD OUTPUT
 2F1206 - DOS 3+ internal - INVOKE CRITICAL ERROR
 2F1207 - DOS 3+ internal - MAKE DISK BUFFER MOST-RECENTLY USED
 2F1208 - DOS 3+ internal - DECREMENT SFT REFERENCE COUNT
 2F1209 - DOS 3+ internal - FLUSH AND FREE DISK BUFFER
 2F120A - DOS 3+ internal - PERFORM CRITICAL ERROR INTERRUPT
 2F120B - DOS 3+ internal - SIGNAL SHARING VIOLATION TO USER
 2F120C - DOS 3+ internal - OPEN DEVICE AND SET SFT OWNER???
 2F120D - DOS 3+ internal - GET DATE AND TIME
 2F120E - DOS 3+ internal - MARK ALL DISK BUFFERS UNREFERENCED
 2F120F - DOS 3+ internal - MAKE BUFFER MOST RECENTLY USED
 2F1210 - DOS 3+ internal - FIND UNREFERENCED DISK BUFFER
 2F1211 - DOS 3+ internal - NORMALIZE ASCIZ FILENAME
 2F1212 - DOS 3+ internal - GET LENGTH OF ASCIZ STRING
 2F1213 - DOS 3+ internal - UPPERCASE CHARACTER
 2F1214 - DOS 3+ internal - COMPARE FAR POINTERS
 2F1215 - DOS 3+ internal - FLUSH BUFFER
 2F1216 - DOS 3+ internal - GET ADDRESS OF SYSTEM FILE TABLE
 2F1217 - DOS 3+ internal - GET CURRENT DIRECTORY STRUCTURE FOR DRIVE
 2F1218 - DOS 3+ internal - GET CALLER'S REGISTERS
 2F1219 - DOS 3+ internal - SET DRIVE???
 2F121A - DOS 3+ internal - GET FILE'S DRIVE
 2F121B - DOS 3+ internal - SET YEAR/LENGTH OF FEBRUARY
 2F121C - DOS 3+ internal - CHECKSUM MEMORY
 2F121D - DOS 3+ internal - SUM MEMORY
 2F121E - DOS 3+ internal - COMPARE FILENAMES
 2F121F - DOS 3+ internal - BUILD CURRENT DIRECTORY STRUCTURE
 2F1220 - DOS 3+ internal - GET JOB FILE TABLE ENTRY
 2F1221 - DOS 3+ internal - CANONICALIZE FILE NAME
 2F1222 - DOS 3+ internal - SET EXTENDED ERROR INFO
 2F1223 - DOS 3+ internal - CHECK IF CHARACTER DEVICE
 2F1224 - DOS 3+ internal - DELAY
 2F1225 - DOS 3+ internal - GET LENGTH OF ASCIZ STRING
 2F1226 - DOS 3.3+ internal - OPEN FILE
 2F1227 - DOS 3.3+ internal - CLOSE FILE
 2F1228BP4200 - DOS 3.3+ internal - MOVE FILE POINTER
 2F1229 - DOS 3.3+ internal - READ FROM FILE
 2F122A - DOS 3.3+ internal - SET FASTOPEN ENTRY POINT
 2F122B - DOS 3.3+ internal - IOCTL
 2F122C - DOS 3.3+ internal - GET DEVICE CHAIN
 2F122D - DOS 3.3+ internal - GET EXTENDED ERROR CODE
 2F122E - DOS 4+ internal - GET OR SET ERROR TABLE ADDRESSES
 2F122F - DOS 4.x internal - SET DOS VERSION NUMBER TO RETURN
 2F13 - DOS 3.2+ - SET DISK INTERRUPT HANDLER
 2F1400 - NLSFUNC.COM - INSTALLATION CHECK
 2F1400 - European MSDOS 4.0 POPUP - "CheckPu" - INSTALLATION CHECK
 2F1401 - NLSFUNC.COM - CHANGE CODE PAGE
 2F1401 - European MSDOS 4.0 POPUP - "PostPu" - OPEN/CLOSE POPUP SCREEN
 2F1402 - NLSFUNC.COM - GET COUNTRY INFO
 2F1402 - European MSDOS 4.0 POPUP - "SavePu" - SAVE POPUP SCREEN
 2F1403 - NLSFUNC.COM - SET COUNTRY INFO
 2F1403 - European MSDOS 4.0 POPUP - "RestorePu" - RESTORE SCREEN
 2F1404 - NLSFUNC.COM - GET COUNTRY INFO
 2F14FE - DR-DOS 5.0 NLSFUNC - ???
 2F14FF - DR-DOS 5.0 NLSFUNC - ???
 2F1500 - DOS 4.00 GRAPHICS.COM - INSTALLATION CHECK
 2F1500BX0000 - CD-ROM - INSTALLATION CHECK
 2F1501 - CD-ROM - GET DRIVE DEVICE LIST
 2F1502 - CD-ROM - GET COPYRIGHT FILE NAME
 2F1503 - CD-ROM - GET ABSTRACT FILE NAME
 2F1504 - CD-ROM - GET BIBLIOGRAPHIC DOC FILE NAME
 2F1505 - CD-ROM - READ VTOC
 2F1506 - CD-ROM - TURN DEBUGGING ON
 2F1507 - CD-ROM - TURN DEBUGGING OFF
 2F1508 - CD-ROM - ABSOLUTE DISK READ
 2F1509 - CD-ROM - ABSOLUTE DISK WRITE
 2F150A - CD-ROM - RESERVED
 2F150B - CD-ROM v2.00+ - DRIVE CHECK
 2F150C - CD-ROM v2.00+ - GET MSCDEX.EXE VERSION
 2F150D - CD-ROM v2.00+ - GET CD-ROM DRIVE LETTERS
 2F150E - CD-ROM v2.00+ - GET/SET VOLUME DESCRIPTOR PREFERENCE
 2F150F - CD-ROM v2.00+ - GET DIRECTORY ENTRY
 2F1510 - CD-ROM v2.10+ - SEND DEVICE DRIVER REQUEST