Defined in 2 files as a macro:

• include/net/transp_v6.h, line 61 (as a macro)
• tools/testing/selftests/bpf/progs/bpf_iter_udp6.c, line 11 (as a macro)

Referenced in 4 files:

• net/ipv6/ping.c, line 201
• net/ipv6/raw.c, line 1261
• net/ipv6/udp.c, line 1660
• tools/testing/selftests/bpf/progs/bpf_iter_udp6.c, line 49