Man pages matching name flush_config_file in section 3alleg4:

flush_config_file.3alleg4.en	debian 10 / allegro4-doc
flush_config_file.3alleg4.en	debian 11 / allegro4-doc
flush_config_file.3alleg4.en	debian 12 / allegro4-doc
flush_config_file.3alleg4.en	debian 13 / allegro4-doc