Defined in 1 files as a macro:

• include/uapi/linux/in.h, line 102 (as a macro)

Referenced in 7 files:

• drivers/net/ethernet/mellanox/mlx5/core/en_tc.c, line 3251
• drivers/net/ethernet/sfc/mae.c, line 675
• net/ipv4/ip_sockglue.c
  • line 66
  • line 300
  • line 907
  • line 1026
  • line 1585
  • line 1672
• net/mptcp/sockopt.c, line 467
• tools/testing/selftests/bpf/prog_tests/sockopt_sk.c, line 66
• tools/testing/selftests/bpf/prog_tests/test_ldsx_insn.c, line 82
• tools/testing/selftests/net/cmsg_sender.c
  • line 275
  • line 433