Index: SConstruct
===================================================================
--- SConstruct.orig	2018-03-04 08:13:17.000000000 +0200
+++ SConstruct	2019-01-03 16:16:05.422174226 +0200
@@ -29,6 +29,7 @@ FFADO_VERSION="2.4.1"
 
 from subprocess import Popen, PIPE, check_output
 import os
+import sys
 import re
 import sys
 from string import Template