diff --git a/include/ncurses_dll.h b/include/ncurses_dll.h
new file mode 100644
index 0000000..e24feee
--- /dev/null
+++ b/include/ncurses_dll.h
@@ -0,0 +1,86 @@
+/****************************************************************************
+ * Copyright (c) 1998-2006,2007 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.                                                           *
+ ****************************************************************************/
+/* $Id: ncurses_dll.h,v 1.6 2007/03/10 19:21:49 tom Exp $ */
+
+#ifndef NCURSES_DLL_H_incl
+#define NCURSES_DLL_H_incl 1
+
+/* no longer needed on cygwin or mingw, thanks to auto-import       */
+/* but this structure may be useful at some point for an MSVC build */
+/* so, for now unconditionally define the important flags           */
+/* "the right way" for proper static and dll+auto-import behavior   */
+#undef NCURSES_DLL
+#define NCURSES_STATIC
+
+#if defined(__CYGWIN__)
+#  if defined(NCURSES_DLL)
+#    if defined(NCURSES_STATIC)
+#      undef NCURSES_STATIC
+#    endif
+#  endif
+#  undef NCURSES_IMPEXP
+#  undef NCURSES_API
+#  undef NCURSES_EXPORT
+#  undef NCURSES_EXPORT_VAR
+#  if defined(NCURSES_DLL)
+/* building a DLL */
+#    define NCURSES_IMPEXP __declspec(dllexport)
+#  elif defined(NCURSES_STATIC)
+/* building or linking to a static library */
+#    define NCURSES_IMPEXP /* nothing */
+#  else
+/* linking to the DLL */
+#    define NCURSES_IMPEXP __declspec(dllimport)
+#  endif
+#  define NCURSES_API __cdecl
+#  define NCURSES_EXPORT(type) NCURSES_IMPEXP type NCURSES_API
+#  define NCURSES_EXPORT_VAR(type) NCURSES_IMPEXP type
+#endif
+
+/* Take care of non-cygwin platforms */
+#if !defined(NCURSES_IMPEXP)
+#  define NCURSES_IMPEXP /* nothing */
+#endif
+#if !defined(NCURSES_API)
+#  define NCURSES_API /* nothing */
+#endif
+#if !defined(NCURSES_EXPORT)
+#  define NCURSES_EXPORT(type) NCURSES_IMPEXP type NCURSES_API
+#endif
+#if !defined(NCURSES_EXPORT_VAR)
+#  define NCURSES_EXPORT_VAR(type) NCURSES_IMPEXP type
+#endif
+
+/*
+ * For reentrant code, we map the various global variables into SCREEN by
+ * using functions to access them.
+ */
+#define NCURSES_PUBLIC_VAR(name) _nc_##name
+#define NCURSES_WRAPPED_VAR(type,name) extern type NCURSES_PUBLIC_VAR(name)(void)
+
+#endif /* NCURSES_DLL_H_incl */