File gcc_9.patch of Package pmemkv-python

--- pmemkv-python-1.0/setup.py.orig	2020-10-21 15:37:03.070648872 +0200
+++ pmemkv-python-1.0/setup.py	2020-10-26 11:51:45.086875940 +0100
@@ -31,7 +31,10 @@
 """
 import setuptools
 from os import path
+from os import environ
 
+environ["CC"]="gcc-9"
+environ["CXX"]="g++-9"
 project_dir = path.abspath(path.dirname(__file__))
 with open(path.join(project_dir, "README.md"), encoding="utf-8") as f:
     readme = f.read()