The following structures are used in DOS Generic IOCTL calls and related

device driver requests:

440cH Data Packets       440dH Data Packets

Character Device IOCTL   Block Device IOCTL

IoctlCpListRec           IoctlDeviceParmsRec

IoctlCpPrepRec           IoctlFmtVrfyTrackRec

IoctlCpIdRec             IoctlMediaIdRec

IoctlDisplayModeRec      IoctlRdWrtTrackRec

TrackLayoutRec

See Also: fn 440cH (Generic IOCTL for character devices)

fn 440dH (Generic IOCTL for block devices)

National Language Support

Device Drivers

DOS Functions

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