diff --git a/include/netlink/cache.h b/include/netlink/cache.h
index e21aa1c..a2b3dbb 100644
--- a/include/netlink/cache.h
+++ b/include/netlink/cache.h
@@ -162,6 +162,8 @@ extern void			nl_cache_mngr_free(struct nl_cache_mngr *);
 
 extern void			nl_cache_ops_get(struct nl_cache_ops *);
 extern void			nl_cache_ops_put(struct nl_cache_ops *);
+extern void			nl_cache_ops_set_flags(struct nl_cache_ops *,
+						       unsigned int);
 
 #ifdef __cplusplus
 }
diff --git a/include/netlink/route/action.h b/include/netlink/route/action.h
index 054bdd8..5db92ab 100644
--- a/include/netlink/route/action.h
+++ b/include/netlink/route/action.h
@@ -27,6 +27,7 @@ extern void		rtnl_act_put(struct rtnl_act *);
 extern int		rtnl_act_build_add_request(struct rtnl_act *, int,
 						   struct nl_msg **);
 extern int		rtnl_act_add(struct nl_sock *, struct rtnl_act *, int);
+extern int		rtnl_act_change(struct nl_sock *, struct rtnl_act *, int);
 
 extern int		rtnl_act_build_change_request(struct rtnl_act *, int,
 						      struct nl_msg **);
diff --git a/include/netlink/route/link/ip6tnl.h b/include/netlink/route/link/ip6tnl.h
index 7e0c295..4021356 100644
--- a/include/netlink/route/link/ip6tnl.h
+++ b/include/netlink/route/link/ip6tnl.h
@@ -22,6 +22,8 @@ extern "C" {
 	extern struct rtnl_link *rtnl_link_ip6_tnl_alloc(void);
 	extern int rtnl_link_ip6_tnl_add(struct nl_sock *sk, const char *name);
 
+	extern int rtnl_link_is_ip6_tnl(struct rtnl_link *link);
+
 	extern int rtnl_link_ip6_tnl_set_link(struct rtnl_link *link,  uint32_t index);
 	extern uint32_t rtnl_link_ip6_tnl_get_link(struct rtnl_link *link);
 
diff --git a/include/netlink/route/neightbl.h b/include/netlink/route/neightbl.h
index 412c3e9..6c6c9a5 100644
--- a/include/netlink/route/neightbl.h
+++ b/include/netlink/route/neightbl.h
@@ -41,6 +41,7 @@ extern void rtnl_neightbl_set_family(struct rtnl_neightbl *, int);
 extern void rtnl_neightbl_set_gc_tresh1(struct rtnl_neightbl *, int);
 extern void rtnl_neightbl_set_gc_tresh2(struct rtnl_neightbl *, int);
 extern void rtnl_neightbl_set_gc_tresh3(struct rtnl_neightbl *, int);
+extern void rtnl_neightbl_set_gc_interval(struct rtnl_neightbl *, uint64_t);
 extern void rtnl_neightbl_set_name(struct rtnl_neightbl *, const char *);
 extern void rtnl_neightbl_set_dev(struct rtnl_neightbl *, int);
 extern void rtnl_neightbl_set_queue_len(struct rtnl_neightbl *, int);
diff --git a/include/netlink/route/qdisc/htb.h b/include/netlink/route/qdisc/htb.h
index c909f84..c5065f4 100644
--- a/include/netlink/route/qdisc/htb.h
+++ b/include/netlink/route/qdisc/htb.h
@@ -40,6 +40,7 @@ extern uint32_t	rtnl_htb_get_cbuffer(struct rtnl_class *);
 extern int	rtnl_htb_set_cbuffer(struct rtnl_class *, uint32_t);
 extern uint32_t	rtnl_htb_get_quantum(struct rtnl_class *);
 extern int	rtnl_htb_set_quantum(struct rtnl_class *, uint32_t);
+extern int	rtnl_htb_set_level(struct rtnl_class *, int);
 extern int	rtnl_htb_get_level(struct rtnl_class *);
 
 #ifdef __cplusplus
diff --git a/lib/cache_mngt.c b/lib/cache_mngt.c
index 4d3d6ff..9f8a742 100644
--- a/lib/cache_mngt.c
+++ b/lib/cache_mngt.c
@@ -38,7 +38,7 @@ static NL_RW_LOCK(cache_ops_lock);
  * @{
  */
 
-struct nl_cache_ops *__nl_cache_ops_lookup(const char *name)
+static struct nl_cache_ops *__nl_cache_ops_lookup(const char *name)
 {
 	struct nl_cache_ops *ops;
 
diff --git a/lib/route/act.c b/lib/route/act.c
index 85ce445..7ec91ba 100644
--- a/lib/route/act.c
+++ b/lib/route/act.c
@@ -21,6 +21,7 @@
 #include <netlink/utils.h>
 #include <netlink-private/route/tc-api.h>
 #include <netlink/route/link.h>
+#include <netlink/route/action.h>
 
 
 static struct nl_object_ops act_obj_ops;
diff --git a/lib/route/cls/ematch/cmp.c b/lib/route/cls/ematch/cmp.c
index 2997cdb..2e380c3 100644
--- a/lib/route/cls/ematch/cmp.c
+++ b/lib/route/cls/ematch/cmp.c
@@ -20,6 +20,7 @@
 #include <netlink-private/tc.h>
 #include <netlink/netlink.h>
 #include <netlink/route/cls/ematch.h>
+#include <netlink/route/cls/ematch/cmp.h>
 #include <linux/tc_ematch/tc_em_cmp.h>
 
 void rtnl_ematch_cmp_set(struct rtnl_ematch *e, struct tcf_em_cmp *cfg)
diff --git a/lib/route/link/bonding.c b/lib/route/link/bonding.c
index f4c520b..11b6d3d 100644
--- a/lib/route/link/bonding.c
+++ b/lib/route/link/bonding.c
@@ -22,6 +22,7 @@
 
 #include <netlink-private/netlink.h>
 #include <netlink/netlink.h>
+#include <netlink/route/link/bonding.h>
 #include <netlink-private/route/link/api.h>
 
 /**
diff --git a/lib/route/link/inet.c b/lib/route/link/inet.c
index 3bd76cc..0a7990e 100644
--- a/lib/route/link/inet.c
+++ b/lib/route/link/inet.c
@@ -61,6 +61,7 @@
 #include <netlink/netlink.h>
 #include <netlink/attr.h>
 #include <netlink/route/rtnl.h>
+#include <netlink/route/link/inet.h>
 #include <netlink-private/route/link/api.h>
 
 /** @cond SKIP */
diff --git a/lib/route/link/ip6tnl.c b/lib/route/link/ip6tnl.c
index 9fe1367..26f3507 100644
--- a/lib/route/link/ip6tnl.c
+++ b/lib/route/link/ip6tnl.c
@@ -28,6 +28,7 @@
 #include <netlink/utils.h>
 #include <netlink/object.h>
 #include <netlink/route/rtnl.h>
+#include <netlink/route/link/ip6tnl.h>
 #include <netlink-private/route/link/api.h>
 #include <linux/if_tunnel.h>
 #include <netinet/in.h>
diff --git a/lib/route/link/ipgre.c b/lib/route/link/ipgre.c
index 74dbb9d..3927ab4 100644
--- a/lib/route/link/ipgre.c
+++ b/lib/route/link/ipgre.c
@@ -28,6 +28,7 @@
 #include <netlink/utils.h>
 #include <netlink/object.h>
 #include <netlink/route/rtnl.h>
+#include <netlink/route/link/ipgre.h>
 #include <netlink-private/route/link/api.h>
 #include <linux/if_tunnel.h>
 
diff --git a/lib/route/link/sit.c b/lib/route/link/sit.c
index 694c177..0fc1ecd 100644
--- a/lib/route/link/sit.c
+++ b/lib/route/link/sit.c
@@ -28,6 +28,7 @@
 #include <netlink/utils.h>
 #include <netlink/object.h>
 #include <netlink/route/rtnl.h>
+#include <netlink/route/link/sit.h>
 #include <netlink-private/route/link/api.h>
 #include <linux/if_tunnel.h>
 
diff --git a/lib/socket.c b/lib/socket.c
index 5f61b38..3a41caa 100644
--- a/lib/socket.c
+++ b/lib/socket.c
@@ -190,7 +190,7 @@ static struct nl_sock *__alloc_socket(struct nl_cb *cb)
 	sk->s_cb = nl_cb_get(cb);
 	sk->s_local.nl_family = AF_NETLINK;
 	sk->s_peer.nl_family = AF_NETLINK;
-	sk->s_seq_expect = sk->s_seq_next = time(0);
+	sk->s_seq_expect = sk->s_seq_next = time(NULL);
 
 	/* the port is 0 (unspecified), meaning NL_OWN_PORT */
 	sk->s_flags = NL_OWN_PORT;