$NetBSD$

--- configure.orig	2008-12-02 22:50:34.000000000 +0100
+++ configure
@@ -7968,6 +7968,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
+#include <sys/types.h>
 #include <sys/socket.h>
 
 int
