Defined in 2 files as a macro:

• include/net/ipv6.h, line 156 (as a macro)
• tools/testing/selftests/bpf/progs/bpf_flow.c, line 42 (as a macro)

Referenced in 6 files:

• include/net/ipv6_frag.h, line 128
• net/core/flow_dissector.c, line 1592
• net/core/skbuff.c, line 6002
• net/ipv6/reassembly.c, line 356
• net/netfilter/xt_hashlimit.c, line 688
• tools/testing/selftests/bpf/progs/bpf_flow.c, line 377