Defined in 1 files as a macro:

• bsd/netinet/in.h, line 342 (as a macro)

Referenced in 2 files:

• bsd/netinet/ip_icmp.c, line 1003
• bsd/netinet/ip_output.c
  • line 1294
  • line 1310
  • line 1435
  • line 1448