DOKK / manpages / debian 10 / allegro5-doc / al_get_display_option.3alleg5.en
al_get_display_option(3alleg5) al_get_display_option(3alleg5)

al_get_display_option - Allegro 5 API

#include <allegro5/allegro.h>
int al_get_display_option(ALLEGRO_DISPLAY *display, int option)
    

Return an extra display setting of the display.

al_set_new_display_option(3alleg5)

Allegro reference manual