Defined in 1 files as a macro:

• bsd/netinet/in.h, line 318 (as a macro)

Referenced in 4 files:

• bsd/netinet/igmp.c, line 371
• bsd/netinet/in.c
  • line 234
  • line 1343
• bsd/netinet/in_dhcp.c, line 875
• bsd/netinet/ip_icmp.c, line 650