869 typedef PNG_CALLBACK(void, *png_error_ptr, (png_structp, png_const_charp));  typedef
870 typedef PNG_CALLBACK(void, *png_rw_ptr, (png_structp, png_bytep, png_size_t));  typedef
871 typedef PNG_CALLBACK(void, *png_flush_ptr, (png_structp));  typedef
872 typedef PNG_CALLBACK(void, *png_read_status_ptr, (png_structp, png_uint_32,  typedef
874 typedef PNG_CALLBACK(void, *png_write_status_ptr, (png_structp, png_uint_32,  typedef
878 typedef PNG_CALLBACK(void, *png_progressive_info_ptr, (png_structp, png_infop));  typedef
879 typedef PNG_CALLBACK(void, *png_progressive_end_ptr, (png_structp, png_infop));  typedef
891 typedef PNG_CALLBACK(void, *png_progressive_row_ptr, (png_structp, png_bytep,  typedef
897 typedef PNG_CALLBACK(void, *png_user_transform_ptr, (png_structp, png_row_infop,  typedef
902 typedef PNG_CALLBACK(int, *png_user_chunk_ptr, (png_structp,  typedef
906 typedef PNG_CALLBACK(void, *png_unknown_chunk_ptr, (png_structp));  typedef
958 typedef PNG_CALLBACK(png_voidp, *png_malloc_ptr, (png_structp,  typedef
960 typedef PNG_CALLBACK(void, *png_free_ptr, (png_structp, png_voidp));  typedef