Method with_sockaddr

src/net/types.rs:1272–1281

(
            &self,
            f: impl FnOnce(*const SocketAddrOpaque, SocketAddrLen) -> R,
        )

    // handles calling `f` with the needed preconditions.
    unsafe impl SocketAddrArg for SocketAddrNetlink {
        unsafe fn with_sockaddr<R>(
            &self,
            f: impl FnOnce(*const SocketAddrOpaque, SocketAddrLen) -> R,
        ) -> R {
            let mut addr: c::sockaddr_nl = mem::zeroed();
            addr.nl_family = c::AF_NETLINK as _;
            addr.nl_pid = self.pid;
            addr.nl_groups = self.groups;
            call_with_sockaddr(&addr, f)
        }
    }

    #[cfg(linux_kernel)]