sys/net/if_gre.c
1004
if (gre_input_key(mp, offp, type, af, flow >> 20, &key, ns) == -1)
sys/net/if_gre.c
298
static int gre_input_key(struct mbuf **, int *, int, int, uint8_t,
sys/net/if_gre.c
979
if (gre_input_key(mp, offp, type, af, ip->ip_tos, &key, ns) == -1)
