--- a/Makefile.orig	2020-11-26 17:05:32.097857000 +0100
+++ b/Makefile	2020-11-26 17:09:31.660779877 +0100
@@ -38,8 +38,8 @@
 #. $AutoHeaderSerial::20100225                                                 $
 #. ******* AUTOHEADER END v1.2 *******
 
-PY_BIN  := python2
-VERSION := $(shell cd src;$(PY_BIN) -c "from setup_common import *; print(get_version());")
+PY_BIN  := $(PYTHON_BIN)
+VERSION := $(PYTHON_VERSION)
 PACKAGE := python-dmidecode
 PY_VER  := $(shell $(PY_BIN) -c 'import sys; print("%d.%d"%sys.version_info[0:2])')
 PY_MV   := $(shell echo $(PY_VER) | cut -b 1)
@@ -65,7 +65,7 @@
 	$(PY) src/setup.py build
 
 dmidump : src/util.o src/efi.o src/dmilog.o
-	$(CC) -o $@ src/dmidump.c $^ -g -Wall -D_DMIDUMP_MAIN_
+	$(CC) -o $@ src/dmidump.c $^ $(CFLAGS) -D_DMIDUMP_MAIN_
 
 install:
 	$(PY) src/setup.py install
--- a/unit-tests/Makefile.orig	2015-06-08 17:19:45.000000000 +0200
+++ b/unit-tests/Makefile	2020-11-26 17:12:15.222361106 +0100
@@ -1,5 +1,5 @@
-PY_BIN := python2
+PY_BIN := $(PYTHON_BIN)
 
 test :
 	$(PY_BIN) unit -vv