diff -up nogravity-2.00/rlx32/src/gx_png.c~ nogravity-2.00/rlx32/src/gx_png.c

--- nogravity-2.00/rlx32/src/gx_png.c~	2005-05-23 20:14:50.000000000 +0200

+++ nogravity-2.00/rlx32/src/gx_png.c	2011-12-06 16:28:09.710462042 +0100

@@ -50,7 +50,7 @@ pngx_readm_pData(png_structp png_ptr, pn

 	* instead of an int, which is what fread() actually returns.

 	*/

 	check = (png_size_t)FIO_cur->fread(data, (png_size_t)1, length,

-	  (SYS_FILEHANDLE)png_ptr->io_ptr);

+	  (SYS_FILEHANDLE)png_get_io_ptr(png_ptr));

 	if (check != length)

 	{

@@ -77,7 +77,11 @@ static void pngx_error(png_structp png_p

 #ifdef _DEBUG

 	SYS_Msg("!%s", message);

 #endif

+#if PNG_LIBPNG_VER >= 10400

+	png_longjmp(png_ptr, 1);

+#else

 	longjmp(png_ptr->jmpbuf, 1);

+#endif

 }

 static void pngx_warning(png_structp png_ptr, png_const_charp message)

@@ -125,7 +125,11 @@ if (!pClut)

 	info_ptr = png_create_info_struct(png_ptr);

 	png_read_info(png_ptr, info_ptr);  /* read all PNG info up to image data */

+#if PNG_LIBPNG_VER >= 10400

+	if (setjmp(png_jmpbuf(png_ptr)))

+#else

 	if (setjmp(png_ptr->jmpbuf))

+#endif

 	{

 		png_destroy_read_struct(&png_ptr, &info_ptr, NULL);

 		return NULL;