Add a few missing things on Windows, py310+ (#10817)

stdlib/_winapi.pyi

@@ -255,3 +255,4 @@ if sys.platform == "win32":
 
     if sys.version_info >= (3, 12):
         def CopyFile2(existing_file_name: str, new_file_name: str, flags: int, progress_routine: int | None = None) -> int: ...
+        def NeedCurrentDirectoryForExePath(__exe_name: str) -> bool: ...

stdlib/asyncio/windows_events.pyi

@@ -60,6 +60,10 @@ if sys.platform == "win32":
         async def connect_pipe(self, address: str) -> windows_utils.PipeHandle: ...
         def wait_for_handle(self, handle: windows_utils.PipeHandle, timeout: int | None = None) -> bool: ...
         def close(self) -> None: ...
+        if sys.version_info >= (3, 11):
+            def recvfrom_into(
+                self, conn: socket.socket, buf: WriteableBuffer, flags: int = 0
+            ) -> tuple[int, socket._RetAddress]: ...
     SelectorEventLoop = _WindowsSelectorEventLoop
 
     class WindowsSelectorEventLoopPolicy(events.BaseDefaultEventLoopPolicy):

stdlib/msvcrt.pyi

@@ -26,3 +26,5 @@ if sys.platform == "win32":
     def ungetch(__char: bytes | bytearray) -> None: ...
     def ungetwch(__unicode_char: str) -> None: ...
     def heapmin() -> None: ...
+    if sys.version_info >= (3, 10):
+        def GetErrorMode() -> int: ...  # undocumented

tests/stubtest_allowlists/win32-py310.txt

@@ -1,6 +1,3 @@
-# Exists at runtime, but missing from stubs
-msvcrt.GetErrorMode
-
 # pathlib methods that exist on Windows, but always raise NotImplementedError,
 # so are omitted from the stub
 pathlib.Path.is_mount

tests/stubtest_allowlists/win32-py311.txt

@@ -1,8 +1,3 @@
-# Exists at runtime, missing from the stubs
-asyncio.IocpProactor.recvfrom_into
-asyncio.windows_events.IocpProactor.recvfrom_into
-msvcrt.GetErrorMode
-
 # pathlib methods that exist on Windows, but always raise NotImplementedError,
 # so are omitted from the stub
 pathlib.Path.is_mount

tests/stubtest_allowlists/win32-py312.txt

@@ -1,8 +1,8 @@
-_winapi.NeedCurrentDirectoryForExePath
-asyncio.IocpProactor.finish_socket_func
-asyncio.IocpProactor.recvfrom_into
-asyncio.windows_events.IocpProactor.finish_socket_func
-asyncio.windows_events.IocpProactor.recvfrom_into
-msvcrt.GetErrorMode
+# CPython bug; waiting on https://github.com/python/cpython/pull/109790 to be backported
 ntpath.isdir
 os.path.isdir
+
+# Undocumented internal method, not really for public consumption.
+# (Hard to add types for unless we add stubs for the undocumented _overlapped module...)
+asyncio.IocpProactor.finish_socket_func
+asyncio.windows_events.IocpProactor.finish_socket_func