We have the _r ether_ntoa/ether_aton functions too.

We've also had them since H, not L.

Change-Id: Iee7633ea97a0ee9a00bf7b62ead315acf02a3c8e
diff --git a/tests/Android.mk b/tests/Android.mk
index 2db1cda..b3ff5eb 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -72,6 +72,7 @@
     mntent_test.cpp \
     netdb_test.cpp \
     net_if_test.cpp \
+    netinet_ether_test.cpp \
     netinet_in_test.cpp \
     netinet_udp_test.cpp \
     nl_types_test.cpp \