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The Reference Library is a comprehensive collection of Apple technical resources, including Articles, Guides, Reference, Release Notes, Sample Code, Technical Notes, and Technical Q&As. Each of the links below leads to the resources for a specific topic.

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What is the word "see" and how do I use it to help me find what a word does? (HTML)
HW72: Explains the function and use of the Open Firmware word "see".
Hardware & Drivers Technical Q&As 1999-10-11
Accessing File Control Blocks (HTML) (日本語 HTML)
FL10: Shows how to access file control blocks correctly, reiterating not to access FCBs directly.
Carbon Technical Q&As 1999-10-05
Detecting specific ROM-in-RAM Mac (HTML) (日本語 HTML)
Deprecated - HW49: Identifying a Mac by name ("iMac"), and better alternatives for determining specific features ("has Firewire").
Carbon, Cocoa, Hardware & Drivers Technical Q&As 1999-10-05
Synchronizing Sounds to Video (HTML) (日本語 HTML)
Deprecated - SND19: Enabling regular sound callbacks under Mac OS 9 and Sound Manager 4.0.
Audio, Carbon Technical Q&As 1999-10-05
Synchronous SysBeep (HTML) (日本語 HTML)
Deprecated - SND18: Obtaining a synchronous SysBeep with Sound Manager 3.1.
Audio, Carbon Technical Q&As 1999-10-05
Setting a UserPane's feature (HTML) (日本語 HTML)
TB64: Explains how to set up the control attributes when creating controls, and UserPanes in particular.
Carbon Technical Q&As 1999-09-27
Setting the movie background color (HTML) (日本語 HTML)
QTMTB53: Describes how to apply a background color to an entire movie.
QuickTime Technical Q&As 1999-08-16
Allocate and Disk Full Error (HTML) (日本語 HTML)
FL12: Discusses a problem with AFP volumes displaying incorrect free space, and returning disk full errors.
Carbon, Cocoa, Networking Technical Q&As 1999-07-21
Playing memory-resident WAVE data using QuickTime 4 (HTML) (日本語 HTML)
QTMTB52: Explains how to play memory-resident WAVE data in QuickTime 4 or later.
QuickTime Technical Q&As 1999-07-21
Which Machines Support Driver Services Library and the MP Nanokernel? (HTML) (日本語 HTML)
HW63: Lists the systems that do and don't support the Driver Services Library and the MP Nanokernel.
Hardware & Drivers Technical Q&As 1999-07-12
ConvertMovieToFile unexpected results (HTML) (日本語 HTML)
QTMTB51: Explains why white frames can occur in a movie that was saved using ConvertMovieToFile.
QuickTime Technical Q&As 1999-06-14
MACE Restrictions (HTML) (日本語 HTML)
Deprecated - SND16: MACE algorithms only support the compression of 8-bit offset binary sound.
Audio, Carbon Technical Q&As 1999-06-08
Use the Doorbell (HTML) (日本語 HTML)
Deprecated - FW01: Explains the function of the FireWire Serial Bus Protocol 2 (SBP2) doorbell.
Hardware & Drivers Technical Q&As 1999-05-17
What is unsolicited status? (HTML) (日本語 HTML)
FW03: Explains the meaning and usage of the SBP-2 unsolicited status message.
Hardware & Drivers Technical Q&As 1999-05-17
Missing ColorSync Profiles (HTML) (日本語 HTML)
CS13: Describes ColorSync profiles, focusing on the desc tag of the profile and the results of incorrect tags.
Graphics & Imaging Technical Q&As 1999-05-03
Setting a Control's Variant Field (HTML) (日本語 HTML)
Deprecated - TB63: Details how to change the variant of a custom control after creating the control.
Carbon Technical Q&As 1999-05-03
TCP/IP Option Sizes (HTML) (日本語 HTML)
NW62: Enumerates the TCP/IP options and their sizes for Open Transport.
Carbon, Games, Hardware & Drivers, Internet & Web, Networking, Porting Technical Q&As 1999-04-26
The AAPL, slot-name property and PCI (HTML) (日本語 HTML)
HW61: Discusses the use of the AAPL,slot name property for PCI
Hardware & Drivers Technical Q&As 1999-04-19
Determining the version of Open Firmware on your Mac (HTML) (日本語 HTML)
HW60: Describes a method to display the version of Open Firmware on a Macintosh.
Hardware & Drivers Technical Q&As 1999-03-29
dl command in 1 machine mode (HTML) (日本語 HTML)
HW51: Describes using the "dl" command in 1 machine mode.
Hardware & Drivers Technical Q&As 1999-03-29
PCI SIG (HTML) (日本語 HTML)
HW55: Describes the meaning of the acronym PCI SIG.
Hardware & Drivers Technical Q&As 1999-03-29
Stopping Forth command scrolls (HTML) (日本語 HTML)
HW57: Describes how to limit Forth commands from scrolling off the screen.
Hardware & Drivers Technical Q&As 1999-03-29
What is a tokenizer? (HTML) (日本語 HTML)
HW58: Defines a tokenizer.
Hardware & Drivers Technical Q&As 1999-03-29
fBroadCastAddr Always Zero (HTML) (日本語 HTML)
Deprecated - NW58: Explains why the fBroadcastAddr field may be zero after a call to OTInetGetInterfaceInfo and includes the workaround.
Carbon, Networking Technical Q&As 1999-03-08
Booting after invoking the Open Firmware user interface (HTML) (日本語 HTML)
HW48: Tells how to boot a system after entering the Open Firmware user interface.
Hardware & Drivers Technical Q&As 1999-02-15
Changing the configuration variable in Open Firmware (HTML) (日本語 HTML)
HW40: Tells how to change the configuration variable in Open Firmware.
Hardware & Drivers Technical Q&As 1999-02-15
Difference between an Open Firmware word and method (HTML) (日本語 HTML)
HW46: Describes the differences between an Open Firmware word and an Open Firmware method.
Hardware & Drivers Technical Q&As 1999-02-15
Difference between using Restart or Shut Down in the Finder's Special menu in Open Firmware (HTML) (日本語 HTML)
HW47: Explains the differences between using Restart or Shut Down on Open Firmware
Audio, Graphics & Imaging, Hardware & Drivers, Mac OS X Server, Networking, QuickTime Technical Q&As 1999-02-15
Do PowerBooks have a PCI bus? (HTML) (日本語 HTML)
HW43: Explains that a Powerbook has a PCI bus.
Hardware & Drivers Technical Q&As 1999-02-15
How does Open Firmware generate the name property? (HTML) (日本語 HTML)
HW39: Describes the Open Firmware name property generation process.
Hardware & Drivers Technical Q&As 1999-02-15
Invoking the Open Firmware user interface (HTML) (日本語 HTML)
HW45: Describes how to invoke the Open Firmware user interface on startup.
Hardware & Drivers Technical Q&As 1999-02-15
PCI bus on the iMac (HTML) (日本語 HTML)
HW42: Explains that the iMac has a PCI bus even though it has no expansion slots.
Hardware & Drivers Technical Q&As 1999-02-15
Switching between one and two machine mode for the Open Firmware user interface (HTML) (日本語 HTML)
HW37: Explains how to change from one machine mode to two in the Open Firmware user interface.
Hardware & Drivers Technical Q&As 1999-02-15
What are configuration variables in Open Firmware? (HTML) (日本語 HTML)
HW38: Defines the configuration variables in Open Firmware.
Hardware & Drivers Technical Q&As 1999-02-15
What are generic names in Open Firmware? (HTML) (日本語 HTML)
HW34: Documents the generic names in Open Firmware.
Hardware & Drivers Technical Q&As 1999-02-15
What are snag keys in Open Firmware? (HTML) (日本語 HTML)
HW35: Explains Open Firmware snag keys, including examples of their function.
Hardware & Drivers, Mac OS X Server, Networking, Security Technical Q&As 1999-02-15
What is meant by 1 machine mode vs. 2 machine mode with respect to Open Firmware? (HTML) (日本語 HTML)
HW36: Documents 1 machine mode vs. 2 machine mode in Open Firmware.
Hardware & Drivers Technical Q&As 1999-02-15
Securely Erasing, Accessing and Dismounting a Macintosh Partition (HTML) (日本語 HTML)
FL11: Set up a disk for secure erasures. Resources with information on magnetic disks, information recovery.
Carbon Technical Q&As 1999-01-11
Moving the Menu Bar (HTML) (日本語 HTML)
Deprecated - TB54: Describes how to move the menubar to another Macintosh Display and why this move is unadvisable.
Carbon Technical Q&As 1998-12-22
grayishTextOr and Mac OS 8.5 (HTML) (日本語 HTML)
Deprecated - QD59: Explains why text drawn using TextMode(grayishTextOr) is never drawn; provides a workaround.
Carbon, Text & Fonts, User Experience Technical Q&As 1998-12-07
PrepareMemoryForIO in the NewWorld (HTML)
DV33: Explains the correct use of PrepareMemoryForIO on DMA buffers when writing a device driver for DMA software.
Hardware & Drivers Technical Q&As 1998-12-07
Playing QuickTime 3 Movie Sound Data (HTML) (日本語 HTML)
QTMTB50: Explains why a movie's sound data can continue to play longer than video data.
Audio, QuickTime Technical Q&As 1998-11-09
Decompressing IMA WAVE files (HTML)
QTMCC11: Describes how to use the Sound Manager to decompress and play Window's Microsoft ADPCM-compressed WAVE files.
QuickTime Technical Q&As 1998-10-19
Calling InitializeQTML from DLL Main (HTML) (日本語 HTML)
QTW89: Don't do anything significant in your QuickTime 3 for Windows DLL Main procedure.
QuickTime Technical Q&As 1998-09-21
Checking For Presence of QuickTime 3 for Windows (HTML) (日本語 HTML)
QTW88: Programatically checking for the presence of QuickTime 3 for Windows.
QuickTime Technical Q&As 1998-09-21
CreatePortAssociation And WM_QUERYNEWPALETTE Message (HTML) (日本語 HTML)
QTW91: Activating your custom palette under QuickTime 3 for Windows by calling NSetPalette and ActivatePalette.
QuickTime Technical Q&As 1998-09-21
MSVC++ link error LNK4098 When Building QuickTime 3 for Windows Apps (HTML) (日本語 HTML)
QTW94: Avoid MSVC++ link error LNK4098 when building QuickTime 3 for Windows applications.
QuickTime Technical Q&As 1998-09-21
Using Mac Toolbox routines Under Windows 98/95/NT (HTML) (日本語 HTML)
QTW87: Some Macintosh Toolbox functions are available with QuickTime 3 for Windows.
QuickTime Technical Q&As 1998-09-21
Using Mac-style Resources (HTML) (日本語 HTML)
QTW86: Using Mac-style resources in a Windows 98/95/NT or DLL using QuickTime 3 for Windows FSpOpenResFile function.
QuickTime Technical Q&As 1998-09-21
Determining if a Drive is a Network Volume (HTML) (日本語 HTML)
NW09: Shows how to determine if a volume is mounted over the network.
Carbon, Networking Technical Q&As 1998-06-01
Numerous Small Packet Exchanges Resultin Poor TCP Performance (HTML) (日本語 HTML)
NW26: Explains why numerous small package exchanges result in poor TCP performance.
Carbon, Networking Technical Q&As 1998-05-25
Capturing Speech Manager Output (HTML) (日本語 HTML)
Deprecated - SND15: Capturing the output from the Speech Synthesis Manager to a file.
Audio, Carbon Technical Q&As 1998-05-18
Recording Compressed Sounds (HTML) (日本語 HTML)
Deprecated - SND14: Sound Manager and sound input driver compression options are limited to allow interrupt time recording.
Audio, Carbon Technical Q&As 1998-04-12
siMonitorSource Selector (HTML) (日本語 HTML)
Deprecated - SND13: Using the sound output siMonitorAvailable, and siMonitorSource selectors.
Audio, Carbon Technical Q&As 1998-04-12
siOSTypeInput Selectors (HTML) (日本語 HTML)
Deprecated - SND12: The use of siOSTypeInputSource, and siOSTypeInputAvailable selectors and extracting the siOSTypeInputAvailable OSTypes returned.
Audio, Carbon Technical Q&As 1998-04-12
Parsing the PICT File Format (HTML) (日本語 HTML)
Deprecated - QD56: Explains where to find information on the PICT file format and warns against parsing a PICT file.
Carbon, Graphics & Imaging Technical Q&As 1998-02-10
Setting Audio Input Gain (HTML) (日本語 HTML)
Deprecated - SND11: Setting audio input gain under Mac OS 8.1.
Audio, Carbon Technical Q&As 1998-02-10
Selecting a specific sound input source (HTML) (日本語 HTML)
Deprecated - SND10: Using the sound input driver to select specific sound input sources.
Audio, Carbon Technical Q&As 1998-01-16
siOSTypeInputAvailable Format (HTML) (日本語 HTML)
Deprecated - SND09: The format of the data returned by the siOSTypeInputAvailable selector is SoundInfoList.
Audio, Carbon Technical Q&As 1998-01-16
Creating Gray Scaled Images > 8 bits (HTML) (日本語 HTML)
Deprecated - QD51: Shows how to create gray-scaled images at resolutions greater than 8 bits for display.
Carbon, Graphics & Imaging, User Experience Technical Q&As 1997-11-17
Receiving UDP Broadcasts (HTML) (日本語 HTML)
Deprecated - NW53: Explains why UDP endpoints may never receive UDP broadcast messages.
Carbon, Networking Technical Q&As 1997-11-17
OTScheduleDeferredTask When Task Running (HTML) (日本語 HTML)
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running.
Carbon, Core Foundation, Games, Hardware & Drivers, Internet & Web, Networking, Performance, Porting Technical Q&As 1997-10-13
Deselecting Icons in the Finder (HTML) (日本語 HTML)
IC04: Shows how to programmatically deselect icons in the Finder.
Carbon Technical Q&As 1997-07-11
How to use the OT modem script engine (HTML) (日本語 HTML)
Deprecated - NW50: Shows how to use the Open Transport modem script engine.
Carbon, Hardware & Drivers Technical Q&As 1997-07-11
68K Open Transport Code on Power Macintoshes (HTML)
Deprecated - NW48: Explains why running Open Transport 68K code on a PowerPC may not always work.
Carbon, Networking Technical Q&As 1997-03-14
Changing the TCP Window Size (HTML)
NW47: Describes how to change the TCP window size in Open Transport.
Carbon, Cocoa, Core Foundation, Games, Hardware & Drivers, Internet & Web, Networking, Performance, Tools Technical Q&As 1997-03-14
Stub Library FAQ (HTML)
PLAT28: Explains stub libraries and their use, and differences between shared libraries and stub libraries.
Tools Technical Q&As 1997-03-14
What is SetMovieDefaultDataRef? (HTML) (日本語 HTML)
QTMTB48: Describes the routine SetMovieDefaultDataRef and includes sample code showing how to use it.
QuickTime Technical Q&As 1997-03-14
Detecting a CD-ROM (HTML) (日本語 HTML)
DV18: Demonstrates CD-ROM drive detection.
Hardware & Drivers Technical Q&As 1997-01-31
Saving QuickTime Movie Files (HTML) (日本語 HTML)
QTMTB47: Explains a few complications one might face in creating and saving QuickTime movie files.
QuickTime Technical Q&As 1997-01-31
ImageDescription Extension Format (HTML) (日本語 HTML)
QTMCC04: Gives a reference for information on image description extensions.
QuickTime Technical Q&As 1996-11-27
Multiple Resources with the Same Type and ID (HTML) (日本語 HTML)
TB30: Explains why Resource IDs should be unique within a given resource type within a given resource file.
Carbon Technical Q&As 1996-11-27
QuickTime Preview Behavior (HTML) (日本語 HTML)
QTMCC10: Describes the expected behavior of the create/update preview button in the SFPGetFilePreview dialog.
QuickTime Technical Q&As 1996-11-27
T_DATA_REQ vs M_DATA TPI Message Blocks (HTML) (日本語 HTML)
NW42: Explains why OT passes data to a TPI module using M_DATA message blocks instead of M_PROTO+T_DATA_REQ.
Carbon, Cocoa, Core Foundation, Games, Hardware & Drivers, Internet & Web, Networking Technical Q&As 1996-10-25
Derived Media Handler Components Update (HTML) (日本語 HTML)
QTMCC08: Gives practical limits for data transfer rates under QuickTime 2.5.
QuickTime Technical Q&As 1996-08-21
Movie Import Component Selectors (HTML) (日本語 HTML)
QTMCC09: Explains why there is no documentation on the movie import API selectors: kMovieImportGetFileTypeSelect and kMovieImportDataRefSelect.
QuickTime Technical Q&As 1996-08-21
QuickTime Music Architecture Header Update (HTML) (日本語 HTML)
QTMA06: Explains missing and changed items in QuickTime 2.5.
QuickTime Technical Q&As 1996-08-21
Server Endpoint 'qlen' Limit (HTML) (日本語 HTML)
Deprecated - NW38: Tells how to determine the maximum 'qlen' value which limits the number of supported handoff endpoints.
Carbon, Networking Technical Q&As 1996-08-21
Calling CloseOpenTransport When Writing an App (HTML) (日本語 HTML)
Deprecated - NW36: Identifies a bug in Open Transport 1.1 which means your application must CloseOpenTransport before quitting.
Carbon, Networking Technical Q&As 1996-07-03
OTScheduleSystemTask Cleanup (HTML) (日本語 HTML)
Deprecated - NW37: States the proper way to clean up any pending system tasks scheduled with OTScheduleSystemTask.
Carbon, Networking Technical Q&As 1996-07-03
Making Input Gain Setting Changes (HTML) (日本語 HTML)
Deprecated - SND01: Changing the input gain setting on older Power Macs before recording.
Audio, Carbon Technical Q&As 1996-06-01
siActive Channels Unsupported on Some Power Macs (HTML) (日本語 HTML)
Deprecated - SND03: siActive Channels is unsupported on some older PowerMacs (siUnknownInfoType returned by SPBGetDeviceInfo).
Audio, Carbon Technical Q&As 1996-06-01
Aborting a OTConnect in Progress (HTML)
Deprecated - NW29: Describes the proper way to abort OTConnect, and why after calling OTSndDisconnect you may receive "kOTOutStateErr".
Carbon, Networking Technical Q&As 1996-05-14
Handing Off TCP Connections to a Different Port (HTML) (日本語 HTML)
NW25: Explains that a passive TCP connection cannot hand off the connection to a different port address.
Networking Technical Q&As 1996-05-14
How PBDTGetAPPL Chooses Which Copy of an App to Launch (HTML) (日本語 HTML)
Deprecated - TB19: Explains how PBDTGetAppl() chooses which application copy to launch, and how to deal with the trash.
Carbon Technical Q&As 1996-05-14
Locking an Area Using PBLockRange (HTML) (日本語 HTML)
OPS09: Describes the behavior of PBLockRange.
Carbon Technical Q&As 1996-05-14
PSetSelfSend in Classic AppleTalk vs. Open Transport AppleTalk (HTML) (日本語 HTML)
NW23: Describes the relationship between PSetSelfSend in Classic AppleTalk and Open Transport AppleTalk.
Networking Technical Q&As 1996-05-14
Synchronous TCP OTConnect Client Call Completes Before Server Responds (HTML) (日本語 HTML)
Deprecated - NW24: Explains why an OTConnect call will complete before the server responds.
Carbon, Networking Technical Q&As 1996-05-14
TCP Application Acquires Different Port Address After Relaunch (HTML)
Deprecated - NW28: Explains why a server application acquires a different TCP/IP port address after restarting.
Networking Technical Q&As 1996-05-14
TCP Option Sizes (HTML)
Deprecated - NW27: Tells where to get more information on TCP Option sizes and setting TCP Options.
Carbon, Networking Technical Q&As 1996-05-14
DR Emulator Caches (HTML) (日本語 HTML)
Deprecated - HW28: Describes the Dynamic Recompiling emulator's cache, including a description of when to flush the cache.
Hardware & Drivers Technical Q&As 1996-04-08
Error -3168 (kOTStateChangeErr) and Handoff Endpoints (HTML) (日本語 HTML)
Deprecated - NW22: Explains why a kOTStateChangeErr -3168 occurs when there is a handoff endpoint involved.
Carbon, Networking Technical Q&As 1996-04-08
Closing the Connection: OpenTransport (HTML) (日本語 HTML)
Deprecated - NW20: Describes an orderly disconnect situation in Open Transport between two nodes.
Carbon, Networking Technical Q&As 1996-03-04
Open Transport Error -3208: kEBADFErr (HTML) (日本語 HTML)
NW21: Explains why a call to OTSnd may result in a kEBADFErr -3208.
Carbon, Networking Technical Q&As 1996-03-04
Linked Movies with Different Color Palettes (HTML) (日本語 HTML)
QTMRF07: Explains why a QuickTime movie shouldn't contain subMovies that have different color palettes.
QuickTime Technical Q&As 1996-02-15
Locating a Font's Home File (HTML) (日本語 HTML)
Deprecated - TB18: Lists the steps necessary to find the home file of a given font.
Carbon, Text & Fonts Technical Q&As 1996-02-15
Embedding ICC Profiles (HTML) (日本語 HTML)
CS06: Gives downloads for documents describing embedding ICC profiles in EPS, PICT, and TIFF files.
Graphics & Imaging Technical Q&As 1996-02-09
Successful Call to NCWNewColorWorld (HTML) (日本語 HTML)
CS08: Explains the return value of NCWNewColorWorld and the CMWorldRef parameter as a valid return value when successful.
Graphics & Imaging Technical Q&As 1996-02-09
Using Embedded EPS Profiles (HTML) (日本語 HTML)
CS09: Gives source on embedding ColorSync profiles in EPS as well as PICT and TIFF formats.
Graphics & Imaging Technical Q&As 1996-02-09
Using qd and QDGlobals (HTML) (日本語 HTML)
Deprecated - QD40: Why a sample program compiled with SC may give the link error: undefined entry qd. Provides a solution.
Carbon, Graphics & Imaging, Tools, User Experience Technical Q&As 1996-02-09