Defined in 1 files as a macro:

• bsd/netinet/in.h, line 449 (as a macro)

Referenced in 3 files:

• bsd/kern/kpi_socket.c
  • line 620
  • line 662
• bsd/netinet/ip_icmp.c, line 1209
• bsd/netinet/ip_output.c
  • line 2541
  • line 2556
  • line 2778
  • line 2789