Defined in 2 files as a macro:

• bsd/netinet/ip.h, line 64 (as a macro)
• osfmk/kdp/kdp_udp.h, line 107 (as a macro)

Referenced in 12 files:

• bsd/net/if_sl.c, line 767
• bsd/netinet/in_bootp.c, line 163
• bsd/netinet/ip_compat.h
  • line 426
  • line 427
• bsd/netinet/ip_flow.c, line 149
• bsd/netinet/ip_fw.c, line 501
• bsd/netinet/ip_input.c
  • line 400
  • line 1530
• bsd/netinet/ip_mroute.c
  • line 275
  • line 277
• bsd/netinet/ip_output.c
  • line 271
  • line 874
  • line 995
• bsd/netinet/tcp_output.c, line 785
• bsd/netinet6/ipsec.c, line 2012
• bsd/netinet6/natpt_trans.c
  • line 910
  • line 1210
• osfmk/kdp/kdp_udp.c
  • line 179
  • line 247