--- ./libguile/guile.c.vanilla	2005-12-12 23:23:05.000000000 +0100
+++ ./libguile/guile.c	2005-12-12 23:23:56.000000000 +0100
@@ -88,8 +88,9 @@
 {
 #ifdef DYNAMIC_LINKING
   /* libtool automagically inserts this variable into your executable... */
-  extern const scm_lt_dlsymlist lt_preloaded_symbols[];
-  scm_lt_dlpreload_default (lt_preloaded_symbols);
+// commenting the next two lines out for gcc4 as suggested on the guile ml
+//  extern const scm_lt_dlsymlist lt_preloaded_symbols[];
+//  scm_lt_dlpreload_default (lt_preloaded_symbols);
 #endif
   scm_boot_guile (argc, argv, inner_main, 0);
   return 0; /* never reached */