- use pffft from the package, see https://github.com/DISTRHO/Cardinal/issues/130

--- src/Makefile.orig	2022-02-06 00:30:19 UTC
+++ src/Makefile
@@ -50,7 +50,7 @@ BASE_FLAGS += -IRack/dep/glfw/include
 BASE_FLAGS += -IRack/dep/nanosvg/src
 BASE_FLAGS += -IRack/dep/osdialog
 BASE_FLAGS += -IRack/dep/oui-blendish
-BASE_FLAGS += -IRack/dep/pffft
+#BASE_FLAGS += -IRack/dep/pffft
 
 ifeq ($(DEBUG),true)
 BASE_FLAGS += -UDEBUG
@@ -108,8 +108,8 @@ RACK_FILES += override/MenuBar.cpp
 RACK_FILES += override/Model.cpp
 RACK_FILES += override/Scene.cpp
 
-RACK_FILES += Rack/dep/pffft/pffft.c
-RACK_FILES += Rack/dep/pffft/fftpack.c
+#RACK_FILES += Rack/dep/pffft/pffft.c
+#RACK_FILES += Rack/dep/pffft/fftpack.c
 RACK_FILES += Rack/dep/osdialog/osdialog.c
 
 IGNORED_FILES  = Rack/src/asset.cpp