Defined in 1 files as a macro:

• include/uapi/linux/if_tun.h, line 68 (as a macro)

Referenced in 2 files:

• drivers/net/tun.c
  • line 100
  • line 2618
  • line 2645
  • line 2741
  • line 2894
• tools/testing/selftests/bpf/prog_tests/flow_dissector.c, line 394