fix windows sched
@@ -95,7 +95,7 @@ impl WasiSched for SyncSched {
// XXX This doesnt strictly preserve the behavior in the earlier
// implementation, which would always do complete(0) for reads from
// stdout/err.
- match r.file.num_ready_bytes() {
+ match r.file.num_ready_bytes().await {
Ok(ready_bytes) => {
r.complete(ready_bytes, RwEventFlags::empty());
ready = true;
