Defined in 1 files as a macro:

• bsd/netinet/ip.h, line 138 (as a macro)

Referenced in 4 files:

• bsd/netinet/ip_input.c
  • line 1311
  • line 1312
• bsd/netinet/ip_output.c
  • line 380
  • line 381
  • line 382
• bsd/netinet/tcp_input.c, line 694
• bsd/netinet/tcp_output.c, line 1438