---
title: Anonymous
framework: Kernel
role: containerSymbol
role_heading: Enumeration
platforms: [macOS 10.12+]
path: kernel/1646139-anonymous
---

# Anonymous

## Declaration

```occ
enum : unsigned int {
    ...
};
```

## Topics

### Constants

- [kATAIdentifyAdvancedPIOModes](kernel/1646139-anonymous/kataidentifyadvancedpiomodes.md)
- [kATAIdentifyCommandExtension1](kernel/1646139-anonymous/kataidentifycommandextension1.md)
- [kATAIdentifyCommandExtension2](kernel/1646139-anonymous/kataidentifycommandextension2.md)
- [kATAIdentifyCommandSetSupported](kernel/1646139-anonymous/kataidentifycommandsetsupported.md)
- [kATAIdentifyCommandSetSupported2](kernel/1646139-anonymous/kataidentifycommandsetsupported2.md)
- [kATAIdentifyCommandsDefault](kernel/1646139-anonymous/kataidentifycommandsdefault.md)
- [kATAIdentifyCommandsEnabled](kernel/1646139-anonymous/kataidentifycommandsenabled.md)
- [kATAIdentifyConfiguration](kernel/1646139-anonymous/kataidentifyconfiguration.md)
- [kATAIdentifyCurrentCapacity](kernel/1646139-anonymous/kataidentifycurrentcapacity.md)
- [kATAIdentifyCurrentCylinders](kernel/1646139-anonymous/kataidentifycurrentcylinders.md)
- [kATAIdentifyCurrentHeads](kernel/1646139-anonymous/kataidentifycurrentheads.md)
- [kATAIdentifyCurrentMultipleSectors](kernel/1646139-anonymous/kataidentifycurrentmultiplesectors.md)
- [kATAIdentifyCurrentSectors](kernel/1646139-anonymous/kataidentifycurrentsectors.md)
- [kATAIdentifyDriveCapabilities](kernel/1646139-anonymous/kataidentifydrivecapabilities.md)
- [kATAIdentifyDriveCapabilitiesExtended](kernel/1646139-anonymous/kataidentifydrivecapabilitiesextended.md)
- [kATAIdentifyExtendedInfoSupport](kernel/1646139-anonymous/kataidentifyextendedinfosupport.md)
- [kATAIdentifyFirmwareRevision](kernel/1646139-anonymous/kataidentifyfirmwarerevision.md)
- [kATAIdentifyIntegrity](kernel/1646139-anonymous/kataidentifyintegrity.md)
- [kATAIdentifyLBACapacity](kernel/1646139-anonymous/kataidentifylbacapacity.md)
- [kATAIdentifyLogicalCylinderCount](kernel/1646139-anonymous/kataidentifylogicalcylindercount.md)
- [kATAIdentifyLogicalHeadCount](kernel/1646139-anonymous/kataidentifylogicalheadcount.md)
- [kATAIdentifyLogicalSectorAlignment](kernel/1646139-anonymous/kataidentifylogicalsectoralignment.md)
- [kATAIdentifyMajorVersion](kernel/1646139-anonymous/kataidentifymajorversion.md)
- [kATAIdentifyMinMultiWordDMATime](kernel/1646139-anonymous/kataidentifyminmultiworddmatime.md)
- [kATAIdentifyMinPIOTime](kernel/1646139-anonymous/kataidentifyminpiotime.md)
- [kATAIdentifyMinPIOTimeWithIORDY](kernel/1646139-anonymous/kataidentifyminpiotimewithiordy.md)
- [kATAIdentifyMinorVersion](kernel/1646139-anonymous/kataidentifyminorversion.md)
- [kATAIdentifyModelNumber](kernel/1646139-anonymous/kataidentifymodelnumber.md)
- [kATAIdentifyMultiWordDMA](kernel/1646139-anonymous/kataidentifymultiworddma.md)
- [kATAIdentifyMultipleSectorCount](kernel/1646139-anonymous/kataidentifymultiplesectorcount.md)
- [kATAIdentifyPIOTiming](kernel/1646139-anonymous/kataidentifypiotiming.md)
- [kATAIdentifyPhysicalLogicalSectorSize](kernel/1646139-anonymous/kataidentifyphysicallogicalsectorsize.md)
- [kATAIdentifyQueueDepth](kernel/1646139-anonymous/kataidentifyqueuedepth.md)
- [kATAIdentifyRecommendedMultiWordDMATime](kernel/1646139-anonymous/kataidentifyrecommendedmultiworddmatime.md)
- [kATAIdentifySectorsPerTrack](kernel/1646139-anonymous/kataidentifysectorspertrack.md)
- [kATAIdentifySerialNumber](kernel/1646139-anonymous/kataidentifyserialnumber.md)
- [kATAIdentifySingleWordDMA](kernel/1646139-anonymous/kataidentifysingleworddma.md)
- [kATAIdentifyUltraDMASupported](kernel/1646139-anonymous/kataidentifyultradmasupported.md)
- [kATAIdentifyWordsPerLogicalSector1](kernel/1646139-anonymous/kataidentifywordsperlogicalsector1.md)
- [kATAIdentifyWordsPerLogicalSector2](kernel/1646139-anonymous/kataidentifywordsperlogicalsector2.md)