--- /dev/null
+--- dtc-1.4.7/pylibfdt/Makefile.pylibfdt.orig 2018-07-23 05:00:50.000000000 +0200
++++ dtc-1.4.7/pylibfdt/Makefile.pylibfdt 2018-08-24 20:25:46.505442238 +0200
+@@ -8,7 +8,7 @@
+ define run_setup
+ SOURCES="$(1)" CPPFLAGS="$(CPPFLAGS)" OBJDIR="$(PYLIBFDT_objdir)"
+ VERSION="$(dtc_version)"
+- $(PYLIBFDT_objdir)/setup.py --quiet $(2)
++ $(PYLIBFDT_objdir)/setup.py $(2)
+ endef
+
+ $(PYMODULE): $(PYLIBFDT_srcs)
+@@ -19,6 +19,6 @@
+ install_pylibfdt: $(PYMODULE)
+ $(VECHO) INSTALL-PYLIB; \
+ $(call run_setup, $(PYLIBFDT_srcs), \
+- install $(if $(SETUP_PREFIX),--prefix=$(SETUP_PREFIX)))
++ install --optimize=2 $(if $(SETUP_PREFIX),--prefix=$(SETUP_PREFIX)) $(if $(DESTDIR),--root=$(DESTDIR)))
+
+ PYLIBFDT_cleanfiles = libfdt_wrap.c libfdt.py libfdt.pyc _libfdt.so