feature: all input nodes must have same nexts

Change-Id: Ie4c820933114af2269c99531856c45b0271a4a3e
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/vnet/Makefile.am b/vnet/Makefile.am
index 96306dd..f53a61b 100644
--- a/vnet/Makefile.am
+++ b/vnet/Makefile.am
@@ -44,6 +44,7 @@
   vnet/api_errno.h				\
   vnet/buffer.h					\
   vnet/config.h					\
+  vnet/devices/devices.h			\
   vnet/global_funcs.h				\
   vnet/handoff.h				\
   vnet/interface.h				\