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diff --git a/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/displaylist.h b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/displaylist.h
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+/*
+** License Applicability. Except to the extent portions of this file are
+** made subject to an alternative license as permitted in the SGI Free
+** Software License B, Version 1.1 (the "License"), the contents of this
+** file are subject only to the provisions of the License. You may not use
+** this file except in compliance with the License. You may obtain a copy
+** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
+** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
+**
+** http://oss.sgi.com/projects/FreeB
+**
+** Note that, as provided in the License, the Software is distributed on an
+** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
+** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
+** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
+** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
+**
+** Original Code. The Original Code is: OpenGL Sample Implementation,
+** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
+** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
+** Copyright in any portions created by third parties is as indicated
+** elsewhere herein. All Rights Reserved.
+**
+** Additional Notice Provisions: The application programming interfaces
+** established by SGI in conjunction with the Original Code are The
+** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
+** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
+** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
+** Window System(R) (Version 1.3), released October 19, 1998. This software
+** was created using the OpenGL(R) version 1.2.1 Sample Implementation
+** published by SGI, but has not been independently verified as being
+** compliant with the OpenGL(R) version 1.2.1 Specification.
+*/
+
+/*
+ * displaylist.h
+ *
+ * $Date: 2004/03/14 08:29:10 $ $Revision: 1.1.1.4 $
+ * $Header: /cvs/xorg/xc/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/displaylist.h,v 1.1.1.4 2004/03/14 08:29:10 eich Exp $
+ */
+
+#ifndef __gludisplaylist_h_
+#define __gludisplaylist_h_
+
+#include "glimports.h"
+#include "mysetjmp.h"
+#include "mystdio.h"
+#include "bufpool.h"
+
+class NurbsTessellator;
+
+typedef void (NurbsTessellator::*PFVS)( void * );
+
+struct Dlnode : public PooledObj {
+    			Dlnode( PFVS, void *, PFVS );
+    PFVS		work;
+    void *		arg;
+    PFVS		cleanup;
+    Dlnode *		next;
+};
+
+inline
+Dlnode::Dlnode( PFVS _work, void *_arg, PFVS _cleanup ) 
+{
+    work = _work;
+    arg = _arg;
+    cleanup = _cleanup;
+}
+
+class DisplayList {
+public:
+			DisplayList( NurbsTessellator * );
+			~DisplayList( void );
+    void		play( void );
+    void		append( PFVS work, void *arg, PFVS cleanup );
+    void		endList( void );
+private:
+    Dlnode 		*nodes;
+    Pool		dlnodePool;
+    Dlnode		**lastNode;
+    NurbsTessellator 	*nt;
+};
+
+#endif /* __gludisplaylist_h_ */