diff --git a/src/sys/include/netif/ethernetif.h b/src/sys/include/netif/ethernetif.h
new file mode 100644
index 0000000..4444e01
--- /dev/null
+++ b/src/sys/include/netif/ethernetif.h
@@ -0,0 +1 @@
+err_t ethernetif_init(struct netif *netif);