var internal/poll.ErrFileClosing

4 uses

	internal/poll (current package)
		fd.go#L35: var ErrFileClosing = errors.New("use of closed file")
		fd.go#L44: 		return ErrFileClosing

	os
		file.go#L374: 	if err == poll.ErrFileClosing {
		file_unix.go#L253: 		if e == poll.ErrFileClosing {