Defined in 4 files as a macro:

• external/bsd/tcpdump/dist/print-icmp.c, line 120 (as a macro)
• external/mpl/dhcp/dist/includes/netinet/ip_icmp.h, line 132 (as a macro)
• sys/external/bsd/ipf/netinet/ip_compat.h, line 958 (as a macro)
• sys/netinet/ip_icmp.h, line 185 (as a macro)

Referenced in 8 files:

• dist/pf/sbin/pfctl/pfctl_parser.c, line 162
• external/bsd/ipf/dist/tools/ipmon.c, line 176
• external/bsd/tcpdump/dist/print-icmp.c, line 375
• sbin/ping/ping.c, line 1569
• sys/external/bsd/ipf/netinet/ip_compat.h, line 957
• sys/netinet/ip_icmp.c, line 459
• sys/netinet/raw_ip.c, line 226
• usr.sbin/traceroute/traceroute.c, line 1009