diff --git a/[refs] b/[refs]
index 0a7106f7ad61..b947f6607dce 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bf128f5265625b8015789ea8f12b3582dc29faa3
+refs/heads/master: 4ce2c1e8e899831dd152bd0d534a60da6fb1582a
diff --git a/trunk/scripts/kconfig/lkc.h b/trunk/scripts/kconfig/lkc.h
index a542c6ba84b3..6d38b7c9c824 100644
--- a/trunk/scripts/kconfig/lkc.h
+++ b/trunk/scripts/kconfig/lkc.h
@@ -68,10 +68,12 @@ struct kconf_id {
 	enum symbol_type stype;
 };
 
+#ifdef YYDEBUG
+extern int zconfdebug;
+#endif
+
 int zconfparse(void);
 void zconfdump(FILE *out);
-
-extern int zconfdebug;
 void zconf_starthelp(void);
 FILE *zconf_fopen(const char *name);
 void zconf_initscan(const char *name);