$NetBSD: patch-aa,v 1.2 2015/04/24 03:24:32 rodent Exp $

* On NetBSD, [n]curses.h and stdlib.h/wchar.h use different guards
  against multiple definition of wchar_t and wint_t.

--- Include/py_curses.h.orig	2014-10-12 07:03:52.000000000 +0000
+++ Include/py_curses.h
@@ -44,6 +44,21 @@
 #endif
 #endif
 
+#ifdef __NetBSD__
+/*
+** On NetBSD, [n]curses.h and stdlib.h/wchar.h use different guards
+** against multiple definition of wchar_t and wint_t.
+*/
+#ifdef	_XOPEN_SOURCE_EXTENDED
+#ifndef _WCHAR_T
+#define _WCHAR_T
+#endif
+#ifndef _WINT_T
+#define _WINT_T
+#endif
+#endif
+#endif
+
 #ifdef HAVE_NCURSES_H
 #include <ncurses.h>
 #else