From 616e129944d87e578fe02146f07f72603a4c0124 Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Sun, 2 Aug 2020 09:41:08 -0400
Subject: In _msvccompiler.MSVCCompiler.spawn, use correct capitalization for
 PATH environment variable. Fixes failing test and fixes pypa/setuptools#2257.

---
 distutils/_msvccompiler.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/distutils/_msvccompiler.py b/distutils/_msvccompiler.py
index ef0f0b56..2d56ee0a 100644
--- a/distutils/_msvccompiler.py
+++ b/distutils/_msvccompiler.py
@@ -503,7 +503,7 @@ class MSVCCompiler(CCompiler) :
             log.debug("skipping %s (up-to-date)", output_filename)
 
     def spawn(self, cmd):
-        env = dict(os.environ, path=self._paths)
+        env = dict(os.environ, PATH=self._paths)
         return super().spawn(cmd, env=env)
 
     # -- Miscellaneous methods -----------------------------------------
-- 
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