al_fixhypot - Allegro 5 API

       Fixed  point  hypotenuse  (returns the square root of x*x + y*y).  This should be better than calculating
       the formula yourself manually, since the error is much smaller.

Allegro reference manual                                                                    al_fixhypot(3alleg5)

       al_fixhypot - Allegro 5 API

              #include <allegro5/allegro.h>

              al_fixed al_fixhypot(al_fixed x, al_fixed y)