new file mode 100644
--- /dev/null
+++ b/lib/exclude.h
@@ -0,0 +1,34 @@
+/* exclude.h -- declarations for excluding file names
+   Copyright 1992, 1993, 1994, 1997 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; see the file COPYING.
+   If not, write to the Free Software Foundation,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+/* Written by Paul Eggert <eggert@twinsun.com>  */
+
+#ifndef __EXCLUDE_P
+# if defined __STDC__ || __GNUC__
+#  define __EXCLUDE_P(args) args
+# else
+#  define __EXCLUDE_P(args) ()
+# endif
+#endif
+
+struct exclude;
+
+struct exclude *new_exclude __EXCLUDE_P ((void));
+void add_exclude __EXCLUDE_P ((struct exclude *, char const *));
+int add_exclude_file __EXCLUDE_P ((struct exclude *, char const *, char));
+int excluded_filename __EXCLUDE_P ((struct exclude const *, char const *));