feat: add macos sync io

Author: akitaSummer

tests/smoke.rs

@@ -92,6 +92,7 @@ mod fusedev_tests {
         #[cfg(target_os = "linux")]
         let tmp_dir = TempDir::new().unwrap();
 
+        #[cfg(target_os = "macos")]
         let tmp_dir = {
             let source = tempdir().expect("Cannot create temporary directory.");
             source.into_path()