setsockopt        149 cib/remote.c       rc = setsockopt(*ssock, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval));
setsockopt       1013 lib/common/remote.c         rc = setsockopt(csock, SOL_TCP, TCP_USER_TIMEOUT,
setsockopt        260 lrmd/tls_backend.c     rc = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval));
setsockopt        269 lrmd/tls_backend.c         rc = setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &optval, sizeof(optval));