PNG_FP_FRACTION  1367 3rdparty/libpng/png.c             png_fp_set(state, PNG_FP_FRACTION | type);
PNG_FP_FRACTION  1373 3rdparty/libpng/png.c             png_fp_set(state, PNG_FP_FRACTION | PNG_FP_SAW_DOT);
PNG_FP_FRACTION  1393 3rdparty/libpng/png.c       case PNG_FP_FRACTION + PNG_FP_SAW_DIGIT:
PNG_FP_FRACTION  1397 3rdparty/libpng/png.c       case PNG_FP_FRACTION + PNG_FP_SAW_E: