Defined in 1 files as a macro:

• bsd/netinet/ip.h, line 202 (as a macro)

Referenced in 6 files:

• bsd/netinet/in_bootp.c, line 166
• bsd/netinet/ip_icmp.c, line 631
• bsd/netinet/raw_ip.c, line 255
• bsd/netiso/if_eon.c, line 258
• bsd/netiso/tp_inet.c, line 443
• bsd/netns/ns_ip.c, line 308