al_get_next_config_section - Allegro 5 API

       Returns the name of the next section in the given config file or NULL if there are no more sections.  The
       iterator must have been obtained with al_get_first_config_section(3alleg5) first.

       al_get_next_config_section - Allegro 5 API

al_get_first_config_section(3alleg5)

Allegro reference manual                                                     al_get_next_config_section(3alleg5)

              #include <allegro5/allegro.h>

              char const *al_get_next_config_section(ALLEGRO_CONFIG_SECTION **iterator)