From bf501353a0668369e53cc1bc97250bb14f61a09e Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@dropbox.com>
Date: Tue, 22 Mar 2016 12:21:17 -0700
Subject: [PATCH] Hopeful fix for fcntl stubs -- change return values back to
 Any.

---
 stdlib/2.7/fcntl.pyi | 12 +++++++-----
 stdlib/3/fcntl.pyi   |  8 +++++---
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/stdlib/2.7/fcntl.pyi b/stdlib/2.7/fcntl.pyi
index 5a1a5368f..5e7da7fef 100644
--- a/stdlib/2.7/fcntl.pyi
+++ b/stdlib/2.7/fcntl.pyi
@@ -1,4 +1,4 @@
-from typing import Union
+from typing import Any, Union
 import io
 
 FASYNC = ...  # type: int
@@ -74,12 +74,14 @@ LOCK_WRITE = ...  # type: int
 
 _ANYFILE = Union[int, io.IOBase]
 
-def fcntl(fd: _ANYFILE, op: int, arg: Union[int, str] = ...) -> Union[int, str]: ...
+# TODO All these return either int or bytes depending on the value of
+# cmd (not on the type of arg).
+def fcntl(fd: _ANYFILE, op: int, arg: Union[int, bytes] = ...) -> Any: ...
 
 # TODO: arg: int or read-only buffer interface or read-write buffer interface
-def ioctl(fd: _ANYFILE, op: int, arg: Union[int, str] = ...,
-          mutate_flag: bool = ...) -> Union[int, str]: ...
+def ioctl(fd: _ANYFILE, op: int, arg: Union[int, bytes] = ...,
+          mutate_flag: bool = ...) -> Any: ...
 
 def flock(fd: _ANYFILE, op: int) -> None: ...
 def lockf(fd: _ANYFILE, op: int, length: int = ..., start: int = ...,
-          whence: int = ...) -> Union[int, str]: ...
+          whence: int = ...) -> Any: ...
diff --git a/stdlib/3/fcntl.pyi b/stdlib/3/fcntl.pyi
index ecf066664..a50fa0d87 100644
--- a/stdlib/3/fcntl.pyi
+++ b/stdlib/3/fcntl.pyi
@@ -77,18 +77,20 @@ LOCK_WRITE = ...  # type: int
 
 _AnyFile = Union[int, IO[Any]]
 
+# TODO All these return either int or bytes depending on the value of
+# cmd (not on the type of arg).
 def fcntl(fd: _AnyFile,
           cmd: int,
-          arg: Union[int, bytes] = ...) -> Union[int, bytes]: ...
+          arg: Union[int, bytes] = ...) -> Any: ...
 # TODO This function accepts any object supporting a buffer interface,
 # as arg, is there a better way to express this than bytes?
 def ioctl(fd: _AnyFile,
           request: int,
           arg: Union[int, bytes] = ...,
-          mutate_flag: bool = ...) -> Union[int, bytes]: ...
+          mutate_flag: bool = ...) -> Any: ...
 def flock(fd: _AnyFile, operation: int) -> None: ...
 def lockf(fd: _AnyFile,
           cmd: int,
           len: int = ...,
           start: int = ...,
-          whence: int = ...) -> Union[int, bytes]: ...
+          whence: int = ...) -> Any: ...