diff --git a/eo/src/utils/checkpointing b/eo/src/utils/checkpointing
index 5d49e5890..7e3c34a68 100644
--- a/eo/src/utils/checkpointing
+++ b/eo/src/utils/checkpointing
@@ -1,3 +1,29 @@
+/*
+  -----------------------------------------------------------------------------
+  checkpointing
+
+ (c) Maarten Keijzer (mak@dhi.dk) and GeNeura Team, 1999, 2000
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Contact: todos@geneura.ugr.es, http://geneura.ugr.es
+ */
+
+#ifndef _CHECKPOINTING_
+#define _CHECKPOINTING_
+
 #include <utils/eoParser.h>
 #include <utils/eoState.h>
 #include <utils/eoUpdater.h>
@@ -21,3 +47,9 @@
 
 // and make_help - any better suggestion to include it?
 void make_help(eoParser & _parser);
+
+#endif // !_CHECKPOINTING_
+
+// Local Variables:
+// mode: C++
+// End: