$NetBSD: patch-af,v 1.5 2016/04/15 08:47:50 wiz Exp $

--- include/search.h.orig	2008-10-29 08:42:10.000000000 -0400
+++ include/search.h
@@ -20,7 +20,17 @@
 #ifndef _SEARCH_H
 #define	_SEARCH_H 1
 
+#if !defined(__FreeBSD__) && !defined(__DragonFly__) && !defined(__sun)
 #include <features.h>
+#else
+#ifdef __sun
+#define __P(x) x
+#define __BEGIN_DECLS
+#define __END_DECLS
+#endif
+#define __PMT __P
+typedef void * __ptr_t;
+#endif
 
 #define __need_size_t
 #include <stddef.h>