Defined in 1 files as a macro:

• include/uapi/linux/ip.h, line 69 (as a macro)

Referenced in 3 files:

• net/ipv4/af_inet.c, line 1855
• samples/bpf/xdpsock_user.c, line 582
• tools/testing/selftests/bpf/prog_tests/cls_redirect.c
  • line 254
  • line 305
  • line 315