al_key_down(3) al_key_down(3)

al_key_down - Allegro 5 API

#include <allegro5/allegro.h>
bool al_key_down(const ALLEGRO_KEYBOARD_STATE *state, int keycode)

Return true if the key specified was held down in the state specified.

ALLEGRO_KEYBOARD_STATE(3)

Allegro reference manual