Add io-uring driver (#515)

ntex-neon/src/net/unix.rs

@@ -1,4 +1,4 @@
-use std::{future::Future, io};
+use std::io;
 
 use socket2::{SockAddr, Socket as Socket2};
 
@@ -27,12 +27,6 @@ impl UnixStream {
         Self { inner }
     }
 
-    /// Close the socket. If the returned future is dropped before polling, the
-    /// socket won't be closed.
-    pub fn close(self) -> impl Future<Output = io::Result<()>> {
-        self.inner.close()
-    }
-
     /// Returns the socket path of the remote peer of this connection.
     pub fn peer_addr(&self) -> io::Result<SockAddr> {
         #[allow(unused_mut)]