al_get_keyboard_state - Allegro 5 API

       Save the state of the keyboard specified at the time the function is called into the structure pointed to
       by ret_state.

       al_get_keyboard_state - Allegro 5 API

al_key_down(3alleg5), al_clear_keyboard_state(3alleg5), ALLEGRO_KEYBOARD_STATE(3alleg5)

Allegro reference manual                                                          al_get_keyboard_state(3alleg5)

              #include <allegro5/allegro.h>

              void al_get_keyboard_state(ALLEGRO_KEYBOARD_STATE *ret_state)