if_tunnel_check_nesting
if (__predict_false(if_tunnel_check_nesting(ifp, m, MTAG_WGLOOP, MAX_LOOPS))) {
if (__predict_false(if_tunnel_check_nesting(ifp, m, MTAG_WGLOOP,
(error = if_tunnel_check_nesting(ifp, m, MTAG_GIF,
(error = if_tunnel_check_nesting(ifp, m, MTAG_GRE,
(error = if_tunnel_check_nesting(ifp, m, MTAG_ME,
if (__predict_false(if_tunnel_check_nesting(ifp, m, MTAG_OVPN_LOOP, 3))) {
int if_tunnel_check_nesting(if_t, struct mbuf *, uint32_t, int);
if (__predict_false(if_tunnel_check_nesting(ifp, m, MTAG_VXLAN_LOOP,
error = if_tunnel_check_nesting(ifp, m, NGM_IFACE_COOKIE,