al_destroy_event_queue - Allegro 5 API

       Destroy  the  event  queue  specified.   All  event  sources  currently registered with the queue will be
       automatically unregistered before the queue is destroyed.

       This function does nothing if queue is NULL.  (since 5.2.9)

       al_destroy_event_queue - Allegro 5 API

al_create_event_queue(3alleg5), ALLEGRO_EVENT_QUEUE(3alleg5)

Allegro reference manual                                                         al_destroy_event_queue(3alleg5)

              #include <allegro5/allegro.h>

              void al_destroy_event_queue(ALLEGRO_EVENT_QUEUE *queue)