golang nonblocking_js 代码
文件路径：/src/internal/syscall/unix/nonblocking_js.go
/ Copyright 2018 The Go Authors. All rights reserved.
/ Use of this source code is governed by a BSD-style
/ license that can be found in the LICENSE file.
/go:build js && wasm
package unix
func IsNonblock(fd int) (nonblocking bool, err error) {
return false, nil
}