Provided by: allegro5-doc_5.0.10-2_all 

NAME
al_get_mouse_event_source - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro.h>
ALLEGRO_EVENT_SOURCE *al_get_mouse_event_source(void)
DESCRIPTION
Retrieve the mouse event source.
Returns NULL if the mouse subsystem was not installed.
Allegro reference manual al_get_mouse_event_source(3alleg5)()