Provided by: allegro5-doc_5.2.3.0-1_all 
NAME
al_get_x_window_id - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro_x.h>
XID al_get_x_window_id(ALLEGRO_DISPLAY *display)
DESCRIPTION
Retrieves the XID associated with the Allegro display.
SINCE
5.1.12