From f4e82e972e57f5c2b67ed466092dfbf1684bf080 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 1 May 2020 08:10:11 +0530
Subject: [PATCH] ...

---
 setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index 576fb3734..8244d76a4 100755
--- a/setup.py
+++ b/setup.py
@@ -557,7 +557,7 @@ def compile_c_extension(
         if is_special:
             src, defines_ = SPECIAL_SOURCES[src]
             if callable(defines_):
-                defines = defines_()
+                defines = defines_(kenv)
                 cppflags.extend(map(define, defines))
             else:
                 cppflags.extend(map(define, defines_))