deleted file mode 100644
--- a/lib/getcwd.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/* Get the working directory, compatibly with the GNU C Library.
-
-   Copyright (C) 2004-2005 Free Software Foundation, Inc.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
-
-   This program 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 General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
-
-/* Written by Paul Eggert.  */
-
-/* Include the headers that might declare getcwd so that they will not
-   cause confusion if included after this file.  */
-
-#include <stdlib.h>
-#include <unistd.h>
-
-/* If necessary, systematically rename identifiers so that they do not
-   collide with the system function.  Renaming avoids problems with
-   some compilers and linkers.  */
-
-#ifdef __GETCWD_PREFIX
-# undef getcwd
-# define __GETCWD_CONCAT(x, y) x ## y
-# define __GETCWD_XCONCAT(x, y) __GETCWD_CONCAT (x, y)
-# define __GETCWD_ID(y) __GETCWD_XCONCAT (__GETCWD_PREFIX, y)
-# define getcwd __GETCWD_ID (getcwd)
-/* See the POSIX:2001 specification
-   <http://www.opengroup.org/susv3xsh/getcwd.html>.  */
-char *getcwd (char *, size_t);
-#endif

deleted file mode 100644
--- a/lib/getlogin_r.h
+++ /dev/null
@@ -1,35 +0,0 @@
-/* getlogin_r declaration
-
-   Copyright (C) 2005 Free Software Foundation, Inc.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
-
-   This program 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 General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
-
-/* Written by Paul Eggert and Derek Price.  */
-
-#include <stddef.h>
-#include <unistd.h>
-
-/* Copies the user's login name to NAME.
-   The array pointed to by NAME has room for SIZE bytes.
-
-   Returns 0 if successful.  Upon error, an error number is returned, or -1 in
-   the case that the login name cannot be found but no specific error is
-   provided (this case is hopefully rare but is left open by the POSIX spec).
-
-   See <http://www.opengroup.org/susv3xsh/getlogin.html>.
- */
-#if !HAVE_DECL_GETLOGIN_R
-int getlogin_r (char *name, size_t size);
-#endif