Defined in 2 files as a member:

• sys/net/if_gif.h, line 62 (as a member)
• sys/net/if_gre.h, line 104 (as a member)

Referenced in 3 files:

• sys/net/if_gif.h, line 78
• sys/net/if_gre.h, line 127
• sys/netinet/tcp_subr.c
  • line 341
  • line 3296
  • line 3303
  • line 3308
  • line 3315
  • line 3320
  • line 3328