APPENGINE_RUNTIME should be checked before nt

diff --git a/tornado/platform/auto.py b/tornado/platform/auto.py
index d3eeb56b2e519fa77293677eccfd6eba46e5f2a7..fc40c9d973321a4c8e82f89adb6da5ed445b12d8 100644 (file)
--- a/tornado/platform/auto.py
+++ b/tornado/platform/auto.py
@@ -27,14 +27,14 @@ from __future__ import absolute_import, division, print_function, with_statement
 
 import os
 
-if os.name == 'nt':
-    from tornado.platform.common import Waker
-    from tornado.platform.windows import set_close_exec
-elif 'APPENGINE_RUNTIME' in os.environ:
+if 'APPENGINE_RUNTIME' in os.environ:
     from tornado.platform.common import Waker
 
     def set_close_exec(fd):
         pass
+elif os.name == 'nt':
+    from tornado.platform.common import Waker
+    from tornado.platform.windows import set_close_exec
 else:
     from tornado.platform.posix import set_close_exec, Waker