From 46a93a7fdb2bccf0feaa6b3945251b4b1b1378d4 Mon Sep 17 00:00:00 2001
From: Jonathan Ringer <jonringer117@gmail.com>
Date: Sun, 16 Feb 2020 15:54:41 -0800
Subject: [PATCH] expect: use postPatch for stty patch

---
 pkgs/tools/misc/expect/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/tools/misc/expect/default.nix b/pkgs/tools/misc/expect/default.nix
index 6c9f348b8a19..9fcff332de6d 100644
--- a/pkgs/tools/misc/expect/default.nix
+++ b/pkgs/tools/misc/expect/default.nix
@@ -14,8 +14,8 @@ stdenv.mkDerivation rec {
 
   hardeningDisable = [ "format" ];
 
-  preConfigure = ''
-    sed -i "s,/bin/stty,$(type -p stty),g" configure
+  postPatch = ''
+    sed -i "s,/bin/stty,$(type -p stty),g" configure.in
   '';
 
   configureFlags = [