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diff --git a/src/xine-utils/memcpy.h b/src/xine-utils/memcpy.h
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+/*
+ * Copyright (C) 2000-2001 the xine project
+ *
+ * This file is part of xine, a unix video player.
+ *
+ * xine 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.
+ *
+ * xine 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ */
+
+#ifndef HAVE_MEMCPY_H
+#define HAVE_MEMCPY_H
+
+/* optimized/fast memcpy */
+extern void *(* fast_memcpy)(void *to, const void *from, size_t len);
+
+#ifdef HAVE_XINE_INTERNAL_H
+/* benchmark available memcpy methods */
+void probe_fast_memcpy(config_values_t *config);
+#endif
+
+#endif