-define SOURCES =
-deb http://raspbian.raspberrypi.org/raspbian stretch main non-free firmware rpi\n\
-deb http://archive.raspberrypi.org/debian stretch main\n
-endef
+# define SOURCES =
+# deb http://raspbian.raspberrypi.org/raspbian stretch main non-free firmware rpi\n\
+# deb http://archive.raspberrypi.org/debian stretch main\n
+# endef