Method setsockopt

net/kernel_socket.cpp:160–162

        return get_peer_name(fd, path, count);
    }
    int setsockopt(int level, int option_name, const void* option_value, socklen_t option_len) override {
        return ::setsockopt(fd, level, option_name, option_value, option_len);
    }
    int getsockopt(int level, int option_name, void* option_value, socklen_t* option_len) override {
        return ::getsockopt(fd, level, option_name, option_value, option_len);
    }