if HAVE_LIBPNG libgd_test_programs += \ gdimagepolygon/gdimagepolygon0 \ gdimagepolygon/gdimagepolygon1 \ gdimagepolygon/gdimagepolygon2 \ gdimagepolygon/gdimagepolygon3 endif EXTRA_DIST += \ gdimagepolygon/CMakeLists.txt \ gdimagepolygon/gdimagepolygon0.png \ gdimagepolygon/gdimagepolygon1.png \ gdimagepolygon/gdimagepolygon2.png \ gdimagepolygon/gdimagepolygon3.png