1 files changed, 9 insertions, 11 deletions
diff --git a/src/sys/windows/udp.rs b/src/sys/windows/udp.rs
index 825eccc..91516cc 100644
--- a/src/sys/windows/udp.rs
+++ b/src/sys/windows/udp.rs
@@ -2,14 +2,12 @@ use std::io;
 use std::mem::{self, MaybeUninit};
 use std::net::{self, SocketAddr};
 use std::os::windows::io::{AsRawSocket, FromRawSocket};
-use std::os::windows::raw::SOCKET as StdSocket; // winapi uses usize, stdlib uses u32/u64.
-
-use winapi::ctypes::c_int;
-use winapi::shared::ws2def::IPPROTO_IPV6;
-use winapi::shared::ws2ipdef::IPV6_V6ONLY;
-use winapi::um::winsock2::{bind as win_bind, closesocket, getsockopt, SOCKET_ERROR, SOCK_DGRAM};
+use std::os::windows::raw::SOCKET as StdSocket; // windows-sys uses usize, stdlib uses u32/u64.
 
 use crate::sys::windows::net::{init, new_ip_socket, socket_addr};
+use windows_sys::Win32::Networking::WinSock::{
+    bind as win_bind, closesocket, getsockopt, IPPROTO_IPV6, IPV6_V6ONLY, SOCKET_ERROR, SOCK_DGRAM,
+};
 
 pub fn bind(addr: SocketAddr) -> io::Result<net::UdpSocket> {
     init();
@@ -31,14 +29,14 @@ pub fn bind(addr: SocketAddr) -> io::Result<net::UdpSocket> {
 }
 
 pub(crate) fn only_v6(socket: &net::UdpSocket) -> io::Result<bool> {
-    let mut optval: MaybeUninit<c_int> = MaybeUninit::uninit();
-    let mut optlen = mem::size_of::<c_int>() as c_int;
+    let mut optval: MaybeUninit<i32> = MaybeUninit::uninit();
+    let mut optlen = mem::size_of::<i32>() as i32;
 
     syscall!(
         getsockopt(
             socket.as_raw_socket() as usize,
-            IPPROTO_IPV6 as c_int,
-            IPV6_V6ONLY as c_int,
+            IPPROTO_IPV6 as i32,
+            IPV6_V6ONLY as i32,
             optval.as_mut_ptr().cast(),
             &mut optlen,
         ),
@@ -46,7 +44,7 @@ pub(crate) fn only_v6(socket: &net::UdpSocket) -> io::Result<bool> {
         SOCKET_ERROR
     )?;
 
-    debug_assert_eq!(optlen as usize, mem::size_of::<c_int>());
+    debug_assert_eq!(optlen as usize, mem::size_of::<i32>());
     // Safety: `getsockopt` initialised `optval` for us.
     let optval = unsafe { optval.assume_init() };
     Ok(optval != 0)