Function rustix::net::sockopt::get_ip_original_dst

pub fn get_ip_original_dst<Fd: AsFd>(fd: Fd) -> Result<SocketAddrV4>

getsockopt(fd, IPPROTO_IP, SO_ORIGINAL_DST)

Even though this corresponnds to a SO_* constant, it is an IPPROTO_IP option.

See the module-level documentation for more.