--- skel.c	2008-02-26 22:34:19.000000000 +0100
+++ skel.c.oden	2008-12-20 18:07:49.000000000 +0100
@@ -1447,7 +1447,7 @@ const char *skel[] = {
   "YY_DECL",
   "{",
   "	register yy_state_type yy_current_state;",
-  "	register char *yy_cp, *yy_bp;",
+  "	register char *yy_cp = NULL, *yy_bp = NULL;",
   "	register int yy_act;",
   "    M4_YY_DECL_GUTS_VAR();",
   "",