Defined in 2 files as a macro:

• contrib/tcpdump/ipproto.h, line 54 (as a macro)
• sys/netinet/in.h, line 143 (as a macro)

Referenced in 14 files:

• contrib/tcpdump/ipproto.c, line 29
• contrib/tcpdump/ipproto.h, line 53
• contrib/tcpdump/print-ip.c, line 449
• contrib/tcpdump/print-ip6.c, line 394
• lib/libipsec/pfkey_dump.c, line 607
• sys/net/if_gif.c
  • line 302
  • line 389
  • line 544
• sys/net/if_gre.c, line 513
• sys/netinet/in.h, line 144
• sys/netinet/in_proto.c, line 224
• sys/netinet6/in6_proto.c, line 278
• sys/netipsec/xform_ipcomp.c
  • line 125
  • line 688
  • line 723
• sys/netpfil/ipfw/ip_fw2.c, line 1611
• sys/netpfil/pf/pf.c, line 1872
• usr.bin/systat/ip6.c, line 220