anchor.diff:          (:idle ()
                  (update dt)
                  (draw)
  -               (sdl:update-display))))
  -      (setf last-update-time (get-internal-real-time)))))
  +               (sdl:update-display)))))))
  
positive.code:                                    last-update-time))
                    (dt (/ (* elapsed-time 1.0)
                           internal-time-units-per-second)))
               (glaw:with-timestep (dt *max-frame-time*)
                 (update dt)
                 (draw)
                 (glop:swap-buffers win))
               (setf last-update-time (get-internal-real-time))))))
    (glaw:shutdown-content-manager))
  
  ;; Using SDL
  
negative.code:                               last-update-time))
               (dt (/ (* elapsed-time 1.0)
                      internal-time-units-per-second)))
        (setf last-update-time (get-internal-real-time))
        (sdl:with-events (:poll)
          (:quit-event () t)
          (:key-down-event (:key key :unicode code :scancode scancode)
  