Defined in 2 files as a macro:

• bsd/netinet/ip.h, line 101 (as a macro)
• osfmk/kdp/kdp_udp.c, line 161 (as a macro)

Referenced in 6 files:

• bsd/net/pf.c
  • line 7543
  • line 8555
  • line 9199
• bsd/net/pf_norm.c
  • line 503
  • line 513
  • line 576
  • line 1543
  • line 1618
• bsd/net/pf_osfp.c, line 130
• bsd/netinet/ip_compat.h
  • line 106
  • line 107
• bsd/netinet/ip_fw2.c
  • line 1248
  • line 1297
  • line 2113
  • line 2116
• bsd/netinet6/ipsec.c
  • line 1206
  • line 2296
  • line 4793