--- graphviz-2.26.3/lib/gvc/gvcext.h.orig	2009-07-08 17:14:20.000000000 +0200
+++ graphviz-2.26.3/lib/gvc/gvcext.h	2010-10-22 08:38:51.271743558 +0200
@@ -65,6 +65,9 @@
 
     typedef struct gvplugin_available_s gvplugin_available_t;
 
+#undef lt_preloaded_symbols
+#define lt_preloaded_symbols lt_GRAPHVIZ_LTX_preloaded_symbols
+
 /*visual studio*/
 #ifdef WIN32_DLL
 #ifndef GVC_EXPORTS