diff --git a/c++/internal.h b/c++/internal.h
new file mode 100644
index 0000000..3066e72
--- /dev/null
+++ b/c++/internal.h
@@ -0,0 +1,60 @@
+// * This makes emacs happy -*-Mode: C++;-*-
+/****************************************************************************
+ * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *   Author: Juergen Pfeifer, 1997                                          *
+ ****************************************************************************/
+
+// $Id: internal.h,v 1.16 2008/10/25 21:35:44 tom Exp $
+
+#ifndef NCURSES_CPLUS_INTERNAL_H
+#define NCURSES_CPLUS_INTERNAL_H 1
+
+#include <ncurses_cfg.h>
+
+#if USE_RCS_IDS
+#define MODULE_ID(id) static const char Ident[] = id;
+#else
+#define MODULE_ID(id) /*nothing*/
+#endif
+
+#ifndef _QNX_SOURCE
+#include <stdlib.h>
+#include <string.h>
+#endif
+
+#ifndef CTRL
+#define CTRL(x) ((x) & 0x1f)
+#endif
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#endif /* NCURSES_CPLUS_INTERNAL_H */