Function prototype or declaration at include/net/ip_tunnels.h, line 417 References: drivers/net/vxlan.c, line 1856 include/net/ip_tunnels.h, line 417 include/net/udp_tunnel.h, line 162 net/ipv4/fou.c, line 867 net/ipv4/fou.c, line 896 net/ipv4/ip_gre.c, line 459 net/ipv4/ip_tunnel_core.c, line 160 net/ipv4/ip_tunnel_core.c, line 190 net/ipv4/ipip.c, line 300 net/ipv6/ip6_gre.c, line 647 net/ipv6/ip6_tunnel.c, line 1290 net/ipv6/ip6_tunnel.c, line 1382 net/ipv6/seg6_iptunnel.c, line 245 net/ipv6/sit.c, line 920 net/ipv6/sit.c, line 1008 net/netfilter/ipvs/ip_vs_xmit.c, line 1057 net/netfilter/ipvs/ip_vs_xmit.c, line 1143