This patch adds a generic netlink controller interface.
The controller is the only module using this at the moment.
Thomas has a sample user of genetlink that would fit here; bug him
for it.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
diff --git a/Makefile b/Makefile
index ac58cd9..3fc3a15 100644
--- a/Makefile
+++ b/Makefile
@@ -27,7 +27,7 @@
 
 LDLIBS += -L../lib -lnetlink -lutil
 
-SUBDIRS=lib ip tc misc netem
+SUBDIRS=lib ip tc misc netem genl
 
 LIBNETLINK=../lib/libnetlink.a ../lib/libutil.a