Defined in 1 files as a macro:

• include/uapi/linux/in6.h, line 176 (as a macro)

Referenced in 5 files:

• net/ipv6/ipv6_sockglue.c
  • line 477
  • line 1341
• net/mptcp/sockopt.c, line 520
• tools/testing/selftests/net/tun.c, line 304
• tools/testing/selftests/net/udpgso.c, line 328
• tools/testing/selftests/net/udpgso_bench_tx.c, line 560