PNG_SWAP_BYTES    435 pngread.c         if (png_ptr->transformations & PNG_SWAP_BYTES)
PNG_SWAP_BYTES   4956 pngrtran.c        if (png_ptr->transformations & PNG_SWAP_BYTES)
PNG_SWAP_BYTES     43 pngtrans.c           png_ptr->transformations |= PNG_SWAP_BYTES;
PNG_SWAP_BYTES    733 pngwrite.c           if (png_ptr->transformations & PNG_SWAP_BYTES)
PNG_SWAP_BYTES    541 pngwtran.c        if (png_ptr->transformations & PNG_SWAP_BYTES)