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[glibc.git] / inet / herrno.c
blob4eac42ed466ea7e5a368ea9740242340be744bf1
1 /* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If not,
16 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 Boston, MA 02111-1307, USA. */
19 #include <features.h>
21 /* We need to have the error status variable of the resolver
22 accessible in the libc. */
23 int h_errno = 0;
24 weak_alias (h_errno, _h_errno)
26 /* When threaded, h_errno may be a per-process variable. */
27 int *
28 weak_const_function
29 __h_errno_location (void)
31 return &h_errno;