ntddbeep.h File Reference

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Data Structures
struct	PBEEP_SET_PARAMETERS
Defines
#define	DD_BEEP_DEVICE_NAME   "\\Device\\Beep"
#define	DD_BEEP_DEVICE_NAME_U   L"\\Device\\Beep"
#define	BEEP_FREQUENCY_MINIMUM   0x25
#define	BEEP_FREQUENCY_MAXIMUM   0x7FFF
#define	IOCTL_BEEP_SET   CTL_CODE(FILE_DEVICE_BEEP, 0, METHOD_BUFFERED, FILE_ANY_ACCESS)