man detect_digi_driver () - Detects whether the specified digital sound device is available. Allegro game programming library.
NAME
detect_digi_driver - Detects whether the specified digital sound device is available. Allegro game programming library.
SYNOPSIS
#include <allegro.h>
int detect_digi_driver(int driver_id);
DESCRIPTION
Detects whether the specified digital sound device is available. This function must be called _before_ install_sound().
RETURN VALUE
Returns the maximum number of voices that the driver can provide, or zero if the hardware is not present.