more remove lost exported
diff --git a/networking/ifupdown.c b/networking/ifupdown.c
index e07167a..68fdd37 100644
--- a/networking/ifupdown.c
+++ b/networking/ifupdown.c
@@ -381,7 +381,7 @@
 	{ "static", static_up_ipx, static_down_ipx, },
 };
 
-struct address_family_t addr_ipx = {
+static struct address_family_t addr_ipx = {
 	"ipx",
 	sizeof(methods_ipx) / sizeof(struct method_t),
 	methods_ipx