Defined in 7 files as a prototype:

• external/bsd/tcpdump/dist/netdissect.h, line 631 (as a prototype)
• sbin/ping/ping.c, line 228 (as a prototype)
• sys/netinet/in.h, line 433 (as a prototype)
• tests/net/in_cksum/in_cksum.c, line 169 (as a prototype)
• usr.sbin/timed/timed/measure.c, line 61 (as a prototype)
• usr.sbin/timed/timed/timed-extern.h, line 62 (as a prototype)
• usr.sbin/traceroute/traceroute.c, line 411 (as a prototype)

Defined in 13 files as a function:

• external/bsd/dhcpcd/dist/src/dhcp.c, line 1584 (as a function)
• external/bsd/tcpdump/dist/in_cksum.c, line 62 (as a function)
• sbin/ping/ping.c, line 1316 (as a function)
• sbin/routed/rdisc.c, line 676 (as a function)
• sys/arch/hppa/hppa/in_cksum.c, line 78 (as a function)
• sys/arch/mips/mips/in_cksum.c, line 276 (as a function)
• sys/arch/powerpc/powerpc/in_cksum.c, line 240 (as a function)
• sys/netinet/in_cksum.c, line 41 (as a function)
• tests/net/bpfilter/t_bpfilter.c, line 134 (as a function)
• tests/net/icmp/t_ping.c, line 123 (as a function)
• tests/net/net/t_pktinfo_send.c, line 469 (as a function)
• usr.sbin/timed/timed/cksum.c, line 54 (as a function)
• usr.sbin/traceroute/traceroute.c, line 1536 (as a function)

Referenced in 38 files:

• external/bsd/dhcpcd/dist/src/dhcp.c
  • line 1639
  • line 1646
  • line 3344
  • line 3365
  • line 3366
• external/bsd/tcpdump/dist/print-carp.c, line 79
• external/bsd/tcpdump/dist/print-icmp.c
  • line 570
  • line 612
  • line 635
• external/bsd/tcpdump/dist/print-igmp.c, line 340
• external/bsd/tcpdump/dist/print-ip.c
  • line 173
  • line 657
• external/bsd/tcpdump/dist/print-ip6.c, line 212
• external/bsd/tcpdump/dist/print-mobile.c, line 105
• external/bsd/tcpdump/dist/print-pim.c, line 685
• external/bsd/tcpdump/dist/print-vrrp.c, line 150
• sbin/ping/ping.c
  • line 914
  • line 953
• sbin/routed/rdisc.c
  • line 824
  • line 892
• sys/arch/m68k/m68k/oc_cksum.s, line 40
• sys/arch/mvme68k/stand/sboot/oc_cksum.s, line 44
• sys/dev/pci/if_txp.c, line 575
• sys/dist/pf/net/if_pflog.c, line 293
• sys/dist/pf/net/pf.c
  • line 1793
  • line 5378
  • line 5388
  • line 5662
• sys/external/bsd/ipf/netinet/ip_fil_netbsd.c
  • line 822
  • line 1256
  • line 1259
  • line 1328
  • line 1342
  • line 2177
• sys/fs/nfs/server/nfs_nfsdcache.c, line 1027
• sys/net/if_bridge.c, line 2810
• sys/net/if_mpls.c
  • line 581
  • line 599
• sys/net/npf/npf_sendpkt.c, line 179
• sys/netinet/igmp.c
  • line 226
  • line 628
• sys/netinet/ip_carp.c, line 253
• sys/netinet/ip_flow.c, line 268
• sys/netinet/ip_icmp.c
  • line 444
  • line 954
• sys/netinet/ip_input.c, line 517
• sys/netinet/ip_mroute.c
  • line 1799
  • line 2797
  • line 2923
  • line 3008
  • line 3010
  • line 3131
• sys/netinet/ip_output.c
  • line 707
  • line 901
  • line 928
  • line 2137
• sys/netinet/tcp_subr.c, line 820
• sys/netinet6/udp6_usrreq.c, line 1008
• sys/netipsec/ipsec_input.c, line 366
• sys/netipsec/ipsec_output.c, line 574
• sys/netmpls/mpls_ttl.c, line 346
• tests/net/bpfilter/t_bpfilter.c, line 198
• tests/net/icmp/t_ping.c
  • line 184
  • line 408
• tests/net/net/t_pktinfo_send.c
  • line 502
  • line 533
• usr.sbin/timed/timed/measure.c, line 160
• usr.sbin/traceroute/traceroute.c
  • line 1148
  • line 1265
  • line 1285
  • line 1301
  • line 1500