From 8979a1070097fde3ca0ab45bdd6580b7acd07ca4 Mon Sep 17 00:00:00 2001
From: Rob Gowin <robgowin@gmail.com>
Date: Fri, 15 Jan 2016 11:52:00 -0600
Subject: FindPkgConfig: Fix restoration of PKG_CONFIG_PATH in environment

The original value is saved in `_pkg_config_path_old`.  Fix this typo
left by commit v3.1.0-rc1~763^2 (FindPkgConfig: Extend PKG_CONFIG_PATH
using CMake variables, 2014-03-06).
---
 Modules/FindPkgConfig.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake
index eba6953..f24d2da 100644
--- a/Modules/FindPkgConfig.cmake
+++ b/Modules/FindPkgConfig.cmake
@@ -401,7 +401,7 @@ macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cma
 
     if(NOT "${_extra_paths}" STREQUAL "")
       # Restore the environment variable
-      set(ENV{PKG_CONFIG_PATH} ${_pkgconfig_path})
+      set(ENV{PKG_CONFIG_PATH} ${_pkgconfig_path_old})
     endif()
 
     unset(_extra_paths)
-- 
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