--- cassbeam-1.0.orig/randdist.h
+++ cassbeam-1.0/randdist.h
@@ -1,3 +1,19 @@
+/* cassbeam - a Cassegrain antenna simulator
+    Copyright (C) August 18, 2003  Walter Brisken
+
+    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 of the License, 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA*/
 #ifndef __GAUSS__
 #define __GAUSS__