sbin/ping/ping.c

606

if (setsockopt(s, IPPROTO_IP, IP_MULTICAST_LOOP, &loop,

sys/netinet/ip_output.c

1079

case IP_MULTICAST_LOOP:

sys/netinet/ip_output.c

1183

case IP_MULTICAST_LOOP:

sys/netinet/ip_output.c

1300

case IP_MULTICAST_LOOP:

sys/netinet/ip_output.c

1585

case IP_MULTICAST_LOOP:

sys/netinet/ip_output.c

1826

case IP_MULTICAST_LOOP:

sys/netinet/tcp_usrreq.c

1519

case IP_MULTICAST_LOOP:

sys/netinet/udp_usrreq.c

270

case IP_MULTICAST_LOOP:

test/udp/mcastsend/mcastsend.c

117

if (setsockopt(s, IPPROTO_IP, IP_MULTICAST_LOOP,