Defined in 1 files as a macro:

• bsd/netinet/in.h, line 426 (as a macro)

Referenced in 5 files:

• bsd/netinet/in.c, line 2375
• bsd/netinet/in_mcast.c
  • line 1988
  • line 3123
• bsd/netinet/ip_icmp.c, line 1186
• bsd/netinet/ip_output.c
  • line 2500
  • line 2760
• tests/sockopt_ip.c
  • line 613
  • line 614