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diff --git a/hurd/hurdhost.h b/hurd/hurdhost.h
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+/* Host configuration items kept as the whole contents of a file.
+Copyright (C) 1996 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 Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+/* Fetch and atomically store the contents of the file ITEM.
+   Returns the size read or written, or -1 for errors.
+   If BUFLEN is not big enough to contain the whole contents,
+   BUFLEN bytes of BUF are filled in and we fail with ENAMETOOLONG.  */
+
+ssize_t _hurd_get_host_config (const char *item,
+			       char *buf, size_t buflen);
+ssize_t _hurd_set_host_config (const char *item,
+			       const char *value, size_t valuelen);