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diff --git a/engines/pegasus/neighborhood/mars/hermite.h b/engines/pegasus/neighborhood/mars/hermite.h
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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * Additional copyright for this file:
+ * Copyright (C) 1995-1997 Presto Studios, Inc.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef PEGASUS_NEIGHBORHOOD_MARS_HERMITE_H
+#define PEGASUS_NEIGHBORHOOD_MARS_HERMITE_H
+
+#include "common/rect.h"
+#include "pegasus/types.h"
+
+namespace Pegasus {
+
+CoordType hermite(CoordType p1, CoordType p4, CoordType r1, CoordType r4, int32 t, int32 duration);
+CoordType dHermite(CoordType p1, CoordType p4, CoordType r1, CoordType r4, int32 t, int32 duration);
+void hermite(Common::Point p1, Common::Point p4, Common::Point r1, Common::Point r4, int32 t, int32 duration, Common::Point &result);
+void dHermite(Common::Point p1, Common::Point p4, Common::Point r1, Common::Point r4, int32 t, int32 duration, Common::Point &result);
+
+} // End of namespace Pegasus
+
+#endif