get_hardware_volume (3) - Linux Manuals
get_hardware_volume: Retrieves the hardware sound output volume. Allegro game programming library.
Command to display get_hardware_volume manual in Linux: $ man 3 get_hardware_volume
NAME
get_hardware_volume - Retrieves the hardware sound output volume. Allegro game programming library.
SYNOPSIS
#include <allegro.h>
void get_hardware_volume(int *digi_volume, int *midi_volume);
DESCRIPTION
Retrieves the hardware sound output volume, both for digital samples and MIDI
playback, as integers from 0 to 255, or -1 if the information is not
available. Parameters digi_volume and midi_volume must be valid pointers to
int, or NULL if not interested in specific value.
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