--- rwimg/rwgif.c.orig	2013-07-30 13:21:57.733602922 +0200
+++ rwimg/rwgif.c	2013-07-30 13:21:01.827421262 +0200
@@ -54,7 +54,7 @@ open_gif_file (const char *filename, int
     
     assert(data != 0);
     
-    data->file = DGifOpenFileName(filename);
+    data->file = DGifOpenFileName(filename, NULL);
     
     assert(data->file !=0);