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diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/EmSpecialHandler.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/EmSpecialHandler.hpp
deleted file mode 100644
index fc9f14a4689..00000000000
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/EmSpecialHandler.hpp
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@@ -1,61 +0,0 @@
-/*************************************************************************
-** EmSpecialHandler.hpp **
-** **
-** This file is part of dvisvgm -- a fast DVI to SVG converter **
-** Copyright (C) 2005-2021 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 EMSPECIALHANDLER_HPP
-#define EMSPECIALHANDLER_HPP
-
-#include <unordered_map>
-#include <vector>
-#include "Pair.hpp"
-#include "SpecialHandler.hpp"
-
-class InputReader;
-class SpecialActions;
-
-class EmSpecialHandler : public SpecialHandler {
- struct Line {
- Line (int pp1, int pp2, char cc1, char cc2, double w) : p1(pp1), p2(pp2), c1(cc1), c2(cc2), width(w) {}
- int p1, p2; ///< point numbers of line ends
- char c1, c2; ///< cut type of line ends (h, v or p)
- double width; ///< line width
- };
-
- public:
- const char* name () const override {return "em";}
- const char* info () const override {return "line drawing statements of the emTeX special set";}
- std::vector<const char*> prefixes() const override;
- bool process (const std::string &prefix, std::istream &in, SpecialActions &actions) override;
-
- protected:
- void dviEndPage (unsigned pageno, SpecialActions &actions) override;
- void linewidth (InputReader &ir, SpecialActions &actions);
- void moveto (InputReader &ir, SpecialActions &actions);
- void lineto (InputReader &ir, SpecialActions &actions);
- void line (InputReader &ir, SpecialActions &actions);
- void point (InputReader &ir, SpecialActions &actions);
-
- private:
- std::unordered_map<int, DPair> _points; ///< points defined by special em:point
- std::vector<Line> _lines; ///< list of lines with undefined end points
- double _linewidth=0.4*72/72.27; ///< global line width
- DPair _pos; ///< current position of "graphic cursor"
-};
-
-#endif