- update to bison output of 3.4.1 in code repository.

doc/Changelog

@@ -1,6 +1,7 @@
 18 November 2019: Wouter
 	- In unbound-host use separate variable for get_option to please
 	  code checkers.
+	- update to bison output of 3.4.1 in code repository.
 
 13 November 2019: Wouter
 	- iana portlist updated.

util/configparser.h

@@ -1,8 +1,9 @@
-/* A Bison parser, made by GNU Bison 3.0.5.  */
+/* A Bison parser, made by GNU Bison 3.4.1.  */
 
 /* Bison interface for Yacc-like parsers in C
 
-   Copyright (C) 1984, 1989-1990, 2000-2015, 2018 Free Software Foundation, Inc.
+   Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2019 Free Software Foundation,
+   Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -30,6 +31,9 @@
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
+/* Undocumented macros, especially those whose name start with YY_,
+   are private implementation details.  Do not rely on them.  */
+
 #ifndef YY_YY_UTIL_CONFIGPARSER_H_INCLUDED
 # define YY_YY_UTIL_CONFIGPARSER_H_INCLUDED
 /* Debug traces.  */
@@ -585,16 +589,15 @@ extern int yydebug;
 
 /* Value type.  */
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-
 union YYSTYPE
 {
-#line 66 "./util/configparser.y" /* yacc.c:1910  */
+#line 66 "./util/configparser.y"
 
 	char*	str;
 
-#line 596 "util/configparser.h" /* yacc.c:1910  */
-};
+#line 599 "util/configparser.h"
 
+};
 typedef union YYSTYPE YYSTYPE;
 # define YYSTYPE_IS_TRIVIAL 1
 # define YYSTYPE_IS_DECLARED 1