From bf7c5b6ddea5024baa2e04110ab2801f8797fafd Mon Sep 17 00:00:00 2001
From: Ben Gamari <ben@smart-cactus.org>
Date: Thu, 15 Oct 2020 09:28:58 -0400
Subject: base: Reintroduce necessary LANGUAGE pragmas

These were incorrectly removed in a recent cleanup commit.
---
 libraries/base/GHC/IO/Handle/Lock/Windows.hsc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libraries/base/GHC/IO/Handle/Lock/Windows.hsc b/libraries/base/GHC/IO/Handle/Lock/Windows.hsc
index 399807b54b..80ff5fb164 100644
--- a/libraries/base/GHC/IO/Handle/Lock/Windows.hsc
+++ b/libraries/base/GHC/IO/Handle/Lock/Windows.hsc
@@ -1,6 +1,8 @@
 {-# LANGUAGE CPP #-}
 {-# LANGUAGE InterruptibleFFI #-}
 {-# LANGUAGE NoImplicitPrelude #-}
+{-# LANGUAGE LambdaCase #-}
+{-# LANGUAGE MultiWayIf #-}
 
 -- | File locking for Windows.
 module GHC.IO.Handle.Lock.Windows where
-- 
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