al_get_new_display_flags - Allegro 5 API

       Get the display flags to be used when creating new displays on the calling thread.

       al_get_new_display_flags - Allegro 5 API

al_set_new_display_flags(3alleg5), al_set_display_flag(3alleg5)

Allegro reference manual                                                       al_get_new_display_flags(3alleg5)

              #include <allegro5/allegro.h>

              int al_get_new_display_flags(void)