# See the License for the specific language governing permissions and
# limitations under the License.
-import stream
+import file
-var fd_in = new FDIStream(0)
-var fd_out = new FDOStream(1)
-var fd_err = new FDOStream(2)
+var fd_in = new FileReader.from_fd(0)
+var fd_out = new FileWriter.from_fd(1)
+var fd_err = new FileWriter.from_fd(2)
fd_out.write("Hello\n")
var s = fd_in.read_line
fd_out.write(s)
+fd_out.write("\n")
fd_err.write("World\n")