al_is_display_haptic - Allegro 5 API

       Returns  true  if the display has haptic capabilities, false if not.  This mainly concerns force feedback
       that shakes a hand held device, such as a phone or a tablet.

       al_is_display_haptic - Allegro 5 API

       5.1.8

              [UnstableAPI]: Perhaps could be simplified due to limited support for all  the  exposed  features
              across all of the platforms.  Awaiting feedback from users.

Allegro reference manual                                                           al_is_display_haptic(3alleg5)

              #include <allegro5/allegro.h>

              bool al_is_display_haptic(ALLEGRO_DISPLAY *dev)