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diff --git a/source/blender/blenlib/BLI_boxpack_2d.h b/source/blender/blenlib/BLI_boxpack_2d.h
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+++ b/source/blender/blenlib/BLI_boxpack_2d.h
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+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * 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.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Campbell Barton
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#ifndef __BLI_BOXPACK_2D_H__
+#define __BLI_BOXPACK_2D_H__
+
+/** \file BLI_boxpack_2d.h
+ *  \ingroup bli
+ */
+
+/* Box Packer */
+
+typedef struct BoxPack {
+	float x;
+	float y;
+	float w;
+	float h;
+
+	/* Verts this box uses
+	 * (BL,TR,TL,BR) / 0,1,2,3 */
+	struct BoxVert *v[4];
+
+	int index;
+} BoxPack;
+
+void BLI_box_pack_2d(BoxPack *boxarray, const unsigned int len, float *tot_width, float *tot_height);
+
+#endif  /* __BLI_BOXPACK_2D_H__ */
+