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diff --git a/src/expr/kind_template.h b/src/expr/kind_template.h
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+/*********************                                                        */
+/** kind_template.h
+ ** Original author: mdeters
+ ** Major contributors: none
+ ** Minor contributors (to current version): none
+ ** This file is part of the CVC4 prototype.
+ ** Copyright (c) 2009, 2010  The Analysis of Computer Systems Group (ACSys)
+ ** Courant Institute of Mathematical Sciences
+ ** New York University
+ ** See the file COPYING in the top-level source directory for licensing
+ ** information.
+ **
+ ** Template for the Node kind header.
+ **/
+
+#ifndef __CVC4__KIND_H
+#define __CVC4__KIND_H
+
+#include "cvc4_config.h"
+#include <iostream>
+#include <sstream>
+
+namespace CVC4 {
+namespace kind {
+
+enum Kind_t {
+  UNDEFINED_KIND = -1, /*! undefined */
+  NULL_EXPR, /*! Null kind */
+${kind_decls}
+  LAST_KIND
+
+};/* enum Kind_t */
+
+}/* CVC4::kind namespace */
+
+// import Kind into the "CVC4" namespace but keep the individual kind
+// constants under kind::
+typedef ::CVC4::kind::Kind_t Kind;
+
+namespace kind {
+
+inline std::ostream& operator<<(std::ostream&, CVC4::Kind) CVC4_PUBLIC;
+inline std::ostream& operator<<(std::ostream& out, CVC4::Kind k) {
+  using namespace CVC4::kind;
+
+  switch(k) {
+
+  /* special cases */
+  case UNDEFINED_KIND: out << "UNDEFINED_KIND"; break;
+  case NULL_EXPR: out << "NULL"; break;
+${kind_printers}
+  case LAST_KIND: out << "LAST_KIND"; break;
+  default: out << "UNKNOWNKIND!" << int(k); break;
+  }
+
+  return out;
+}
+
+inline std::string kindToString(::CVC4::Kind k) {
+  std::stringstream ss;
+  ss << k;
+  return ss.str();
+}
+
+struct KindHashFcn {
+  static inline size_t hash(::CVC4::Kind k) { return k; }
+};
+
+}/* CVC4::kind namespace */
+}/* CVC4 namespace */
+
+#endif /* __CVC4__KIND_H */