-extern void print_rtl_graph_with_bb PARAMS ((const char *, const char *, rtx));
-extern void clean_graph_dump_file PARAMS ((const char *, const char *));
-extern void finish_graph_dump_file PARAMS ((const char *, const char *));
+extern void print_rtl_graph_with_bb (const char *, rtx);
+extern void clean_graph_dump_file (const char *);
+extern void finish_graph_dump_file (const char *);