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diff --git a/kmicromail/libetpan/tools/cinthash.h b/kmicromail/libetpan/tools/cinthash.h
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+/*
+ * libEtPan! -- a mail stuff library
+ *
+ * Copyright (C) 2001, 2002 - DINH Viet Hoa
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the libEtPan! project nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * $Id$
+ */
+
+#ifndef CINTHASH_H
+
+#define CINTHASH_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct cinthash_t {
+  struct cinthash_list * table;
+  unsigned long hashtable_size ;
+  unsigned long count;
+} cinthash_t;
+
+cinthash_t * cinthash_new(unsigned long hashtable_size);
+void cinthash_free(cinthash_t * table);
+
+int cinthash_add(cinthash_t * table, unsigned long hash, void * data);
+int cinthash_remove(cinthash_t * table, unsigned long hash);
+void * cinthash_find(cinthash_t * table, unsigned long hash);
+
+void cinthash_foreach_key(cinthash_t * table,
+			  void (* func)(unsigned long, void *),
+			  void * data);
+
+void cinthash_foreach_data(cinthash_t * table,
+			   void (* fun)(void *, void *),
+			   void * data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif