SOP_GETSOCKOPT
if (SOP_GETSOCKOPT(so, boolopts[i].level,
if (SOP_GETSOCKOPT(so, SOL_SOCKET, SO_LINGER, &l, &vlen,
if (SOP_GETSOCKOPT(so, sopts[i].level, sopts[i].opt,
if (SOP_GETSOCKOPT(so, IPPROTO_IP, IP_NEXTHOP,
if (SOP_GETSOCKOPT(so, IPPROTO_IPV6, IPV6_NEXTHOP,
if (SOP_GETSOCKOPT(so, IPPROTO_TCP, TCP_CONGESTION,
if (SOP_GETSOCKOPT(so, SOL_FILTER, FIL_LIST,
if (SOP_GETSOCKOPT(so, SOL_FILTER, FIL_LIST,
return (SOP_GETSOCKOPT(so, level, option_name, optval,
SOP_GETSOCKOPT(so, level, option_name, optval, optlenp, flags, cr));