new file mode 100644
--- /dev/null
+++ b/src/defaults.h.in
@@ -0,0 +1,42 @@
+// defaults.h                                               -*- C++ -*-
+/*
+
+Copyright (C) 1992, 1993 John W. Eaton
+
+This file is part of Octave.
+
+Octave 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.
+
+Octave 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 Octave; see the file COPYING.  If not, write to the Free
+Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#if !defined (_defaults_h)
+#define _defaults_h 1
+
+#ifndef DEFAULT_PAGER
+#define DEFAULT_PAGER @DEFAULT_PAGER@
+#endif
+
+#ifndef OCTAVE_HOME
+#define OCTAVE_HOME @OCTAVE_HOME@
+#endif
+
+#endif
+
+/*
+;;; Local Variables: ***
+;;; mode: C++ ***
+;;; page-delimiter: "^/\\*" ***
+;;; End: ***
+*/

new file mode 100755
--- /dev/null
+++ b/src/move-if-change
@@ -0,0 +1,15 @@
+#!/bin/sh
+#
+# Like mv $1 $2, but if the files are the same, just delete $1.
+# Status is 0 if $2 is changed, 1 otherwise.
+
+if test -r $2; then
+  if cmp $1 $2 > /dev/null; then
+    echo $2 is unchanged
+    rm -f $1
+  else
+    mv -f $1 $2
+  fi
+else
+  mv -f $1 $2
+fi