Defined in 2 files as a macro:

• bsd/netinet6/in6.h, line 225 (as a macro)
• bsd/netinet6/in6.h, line 234 (as a macro)

Referenced in 2 files:

• bsd/netinet/udp_usrreq.c
  • line 949
  • line 953
• bsd/netinet6/in6.c, line 4108