Defined in 2 files as a macro:

• include/uapi/linux/if_tun.h, line 77 (as a macro)
• tools/include/uapi/linux/if_tun.h, line 75 (as a macro)

Referenced in 4 files:

• drivers/net/tap.c, line 27
• drivers/net/tun.c
  • line 100
  • line 770
  • line 2366
  • line 2368
  • line 2739
  • line 2740
  • line 2755
  • line 2771
  • line 2969
• tools/testing/selftests/net/tap.c, line 215
• tools/testing/selftests/net/tun.c, line 55