al_have_d3d_non_pow2_texture_support - Allegro 5 API

       Returns whether the Direct3D device supports textures whose dimensions are not powers of two.

       Returns: True if device supports NPOT textures, false otherwise.

Allegro reference manual                                           al_have_d3d_non_pow2_texture_support(3alleg5)

       al_have_d3d_non_pow2_texture_support - Allegro 5 API

              #include <allegro5/allegro_direct3d.h>

              bool al_have_d3d_non_pow2_texture_support(void)