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[glibc.git] / inet / herrno.c
blob1a30ce971df4eb001013779d2705c120e2bb5ee3
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 Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the 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 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
19 #include <features.h>
20 #include <netdb.h>
21 #undef h_errno
23 /* We need to have the error status variable of the resolver
24 accessible in the libc. */
25 int h_errno = 0;
26 weak_alias (h_errno, _h_errno)
28 /* When threaded, h_errno may be a per-process variable. */
29 int *
30 weak_const_function
31 __h_errno_location (void)
33 return &h_errno;