simple_font.c

#include <stdio.h>
#include <allegro5/allegro.h>
#include <allegro5/allegro_font.h>
#include <allegro5/allegro_ttf.h>

int main(int argc, char **argv) {
    if (!al_init()) {
        fprintf(stderr, "failed to initialize Allegro\n");
        return -1;
    }

    al_init_font_addon();
    al_init_ttf_addon();

    ALLEGRO_DISPLAY *display = al_create_display(640, 480);

    if (!display) {
        fprintf(stderr, "failed to create display\n");
        return -1;
    }

    ALLEGRO_FONT *font = al_load_font("share/pirulen.ttf", 24, 0);

    if (!font) {
        fprintf(stderr, "could not load pirulen.ttf\n");
        return -1;
    }

    al_clear_to_color(al_map_rgb(50, 10, 70));
    al_draw_text(font, al_map_rgb(255,255,255), 640/2, 480/4, ALLEGRO_ALIGN_CENTER, "Some Text Woah!!");

    al_flip_display();
    al_rest(10.0);

    al_destroy_display(display);

    return 0;
}