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diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.0.10/src/CRC32.h b/Build/source/texk/dvisvgm/dvisvgm-1.0.10/src/CRC32.h
new file mode 100644
index 00000000000..4dd323ad3df
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.0.10/src/CRC32.h
@@ -0,0 +1,51 @@
+/*************************************************************************
+** CRC32.h                                                              **
+**                                                                      **
+** This file is part of dvisvgm -- the DVI to SVG converter             **
+** Copyright (C) 2005-2011 Martin Gieseking <martin.gieseking@uos.de>   **
+**                                                                      **
+** 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 3 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, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef CRC32_H
+#define CRC32_H
+
+#include <cstdlib>
+#include <istream>
+#include "types.h"
+
+class CRC32
+{
+   public:
+      CRC32 ();
+		void update (const UInt8 *bytes, size_t len);
+		void update (UInt32 n, int bytes=4);
+		void update (const char *str);
+		void update (std::istream &is);
+		UInt32 get () const;
+		void reset ();
+		static UInt32 compute (const UInt8 *bytes, size_t len);
+		static UInt32 compute (const char *str);
+		static UInt32 compute (std::istream &is);
+
+	protected:
+		CRC32 (const CRC32 &crc32) {}
+
+   private:
+		UInt32 _crc32;
+		UInt32 _tab[256];
+};
+
+
+#endif