Defined in 1 files as a macro:

• include/uapi/linux/in6.h, line 233 (as a macro)

Referenced in 4 files:

• net/ipv6/datagram.c, line 948
• net/ipv6/exthdrs.c
  • line 1299
  • line 1326
• net/ipv6/ipv6_sockglue.c
  • line 777
  • line 988
  • line 1214
• tools/testing/selftests/net/cmsg_sender.c, line 208