Fix cfg conditionals for io_lifetimes_use_std.

Author: sunfishcode

src/traits.rs

@@ -219,22 +219,25 @@ pub trait FromSocket {
     }
 }
 
-#[cfg(not(windows))]
+#[cfg(not(io_lifetimes_use_std))]
+#[cfg(any(unix, target_os = "wasi"))]
 impl<T: AsFd> AsFd for &T {
     #[inline]
     fn as_fd(&self) -> BorrowedFd<'_> {
         T::as_fd(self)
     }
 }
 
-#[cfg(not(windows))]
+#[cfg(not(io_lifetimes_use_std))]
+#[cfg(any(unix, target_os = "wasi"))]
 impl<T: AsFd> AsFd for &mut T {
     #[inline]
     fn as_fd(&self) -> BorrowedFd<'_> {
         T::as_fd(self)
     }
 }
 
+#[cfg(not(io_lifetimes_use_std))]
 #[cfg(windows)]
 impl<T: AsHandle> AsHandle for &T {
     #[inline]
@@ -243,6 +246,7 @@ impl<T: AsHandle> AsHandle for &T {
     }
 }
 
+#[cfg(not(io_lifetimes_use_std))]
 #[cfg(windows)]
 impl<T: AsHandle> AsHandle for &mut T {
     #[inline]
@@ -251,6 +255,7 @@ impl<T: AsHandle> AsHandle for &mut T {
     }
 }
 
+#[cfg(not(io_lifetimes_use_std))]
 #[cfg(windows)]
 impl<T: AsSocket> AsSocket for &T {
     #[inline]
@@ -259,6 +264,7 @@ impl<T: AsSocket> AsSocket for &T {
     }
 }
 
+#[cfg(not(io_lifetimes_use_std))]
 #[cfg(windows)]
 impl<T: AsSocket> AsSocket for &mut T {
     #[inline]