Extend to receive NFLOG packets.

Packets captured and logged by the NFLOG target are unicast, so
extend to catch and decode them.  To avoid escaping issues, the raw
contents are passed around as hex strings.

Bug: 18335678
Change-Id: Ib7299500baa00080a1f000f9da843eb527363353
diff --git a/libsysutils/Android.mk b/libsysutils/Android.mk
index 246f954..b902a81 100644
--- a/libsysutils/Android.mk
+++ b/libsysutils/Android.mk
@@ -16,11 +16,12 @@
 
 LOCAL_MODULE:= libsysutils
 
-LOCAL_C_INCLUDES :=
-
 LOCAL_CFLAGS := -Werror
 
-LOCAL_SHARED_LIBRARIES := libcutils liblog
+LOCAL_SHARED_LIBRARIES := \
+        libcutils \
+        liblog \
+        libnl
 
 include $(BUILD_SHARED_LIBRARY)