midi_pos - Stores the current position in the MIDI file. Allegro game
programming library.
#include <allegro.h>
extern volatile long midi_pos;
Stores the current position (beat number) in the MIDI file, or contains
a negative number if no music is currently playing. Useful for
synchronising animations with the music, and for checking whether a
MIDI file has finished playing.
play_midi(3alleg), midi_msg_callback(3alleg), exmidi(3alleg)