Defined in 1 files as a macro:

• include/uapi/linux/in6.h, line 288 (as a macro)

Referenced in 3 files:

• net/ipv6/ipv6_sockglue.c
  • line 769
  • line 1298
• net/mptcp/sockopt.c, line 510
• tools/testing/selftests/bpf/prog_tests/sk_lookup.c, line 125