resolv/resolv-internal.h

   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
  29 static inline bool
  30 res_use_inet6 (void)
  31 {
  32   return _res.options & DEPRECATED_RES_USE_INET6;
  33 }
  34
  35 #endif  /* _RESOLV_INTERNAL_H */