1/* libresolv interfaces for internal use across glibc.
2 Copyright (C) 2016-2017 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#ifndef _RESOLV_INTERNAL_H
20#define _RESOLV_INTERNAL_H 1
21
22#include <resolv.h>
23#include <stdbool.h>
24
25/* Internal version of RES_USE_INET6 which does not trigger a
26 deprecation warning. */
27#define DEPRECATED_RES_USE_INET6 0x00002000
28
29static inline bool
30res_use_inet6 (void)
31{
32 return _res.options & DEPRECATED_RES_USE_INET6;
33}
34
35#endif /* _RESOLV_INTERNAL_H */
36