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AIX Version 4.3 Kernel and Subsystems Technical Reference, Volume 2

KSVOLUME (Set Alarm Volume) ioctl


Sets alarm volume.


#include <sys/inputdd.h>
int ioctl (FileDescriptor, KSVOLUME, Arg)
int FileDescriptor;
uint *Arg;


The KSVOLUME ioctl subroutine call sets the alarm volume.

When keyboard diagnostics are enabled, the KSVOLUME ioctl subroutine call fails and sets the errno global variable to a value of EBUSY.


FileDescriptor Specifies the open file descriptor for the keyboard.
Arg Specifies an integer that contains one of the following values:
#define KSAVOLOFF 0 /*Turns off alarm.*/
#define KSAVOLLOW 1 /*Sets alarm to low volume.*/
#define KSAVOLMED 2 /*Sets alarm to medium volume*/
#define KSAVOLHI 3 /*Sets alarm to high volume.*/

Implementation Specifics

This ioctl subroutine call is part of Base Operating System (BOS) Runtime.

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