Provided by: allegro5-doc_5.2.9.1+dfsg-2_all 
NAME
ALLEGRO_MUTEX - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro.h>
typedef struct ALLEGRO_MUTEX ALLEGRO_MUTEX;
DESCRIPTION
An opaque structure representing a mutex.
Allegro reference manual ALLEGRO_MUTEX(3alleg5)