[master] 23b154c61 Be compatible with older python3 versions

[Poul-Henning Kamp]

commit 23b154c61c9c24b3c10a171e536932a7c12bc8d2
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Mon Mar 29 08:42:18 2021 +0000

    Be compatible with older python3 versions

diff --git a/wflags.py b/wflags.py
index 1141f05b0..6e51bc44b 100644
--- a/wflags.py
+++ b/wflags.py
@@ -95,7 +95,8 @@ def main():
                 "-o", obj_file.name,
                 src_file.name,
             ],
-            capture_output=True,
+            stderr=subprocess.PIPE,
+            stdout=subprocess.PIPE,
         )
         if not j.returncode and not j.stdout and not j.stderr:
             use_flags.append(i)