--- a/scripts/general/prepad.m
+++ b/scripts/general/prepad.m
@@ -1,17 +1,36 @@
+### Copyright (C) 1996 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, 59 Temple Place - Suite 330, Boston, MA
+### 02111-1307, USA.
+
 function y = prepad (x, l, c)
 
-# prepad (x, l)
-#
-# Prepends zeros to the vector x until it is of length l.
-# prepad(x,l,c) prepends the constant c instead of zero.
-#
-# If length (x) > l, elements from the beginning of x are removed
-# until a vector of length l is obtained.
+  ## prepad (x, l)
+  ##
+  ## Prepends zeros to the vector x until it is of length l.
+  ## prepad(x,l,c) prepends the constant c instead of zero.
+  ##
+  ## If length (x) > l, elements from the beginning of x are removed
+  ## until a vector of length l is obtained.
 
-# Author:
-#  Tony Richardson
-#  amr@mpl.ucsd.edu
-#  June 1994
+  ## Author:
+  ##  Tony Richardson
+  ##  amr@mpl.ucsd.edu
+  ##  June 1994
 
   if (nargin == 2)
     c = 0;