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

al_reset_new_display_options - Allegro 5 API

#include <allegro5/allegro.h>
void al_reset_new_display_options(void)
    

This undoes any previous call to al_set_new_display_option(3alleg5) on the calling thread.

Allegro reference manual