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/* libresolv interfaces for internal use across glibc.
Copyright (C) 2016-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _RESOLV_INTERNAL_H
#define _RESOLV_INTERNAL_H 1
#include <resolv.h>
#include <stdbool.h>
/* Resolver flags. Used for _flags in struct __res_state. */
#define RES_F_VC 0x00000001 /* Socket is TCP. */
#define RES_F_CONN 0x00000002 /* Socket is connected. */
#define RES_F_EDNS0ERR 0x00000004 /* EDNS0 caused errors. */
/* Internal version of RES_USE_INET6 which does not trigger a
deprecation warning. */
#define DEPRECATED_RES_USE_INET6 0x00002000
static inline bool
res_use_inet6 (void)
{
return _res.options & DEPRECATED_RES_USE_INET6;
}
#endif /* _RESOLV_INTERNAL_H */
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