Include correct dsp/ header file

src/ADSR.cpp

@@ -1,4 +1,5 @@
 #include "Fundamental.hpp"
+#include "dsp/digital.hpp"
 
 
 struct ADSR : Module {

src/Delay.cpp

@@ -1,4 +1,7 @@
 #include "Fundamental.hpp"
+#include "dsp/samplerate.hpp"
+#include "dsp/ringbuffer.hpp"
+#include "dsp/filter.hpp"
 
 
 #define HISTORY_SIZE (1<<21)

src/SEQ3.cpp

@@ -1,4 +1,5 @@
 #include "Fundamental.hpp"
+#include "dsp/digital.hpp"
 
 
 struct SEQ3 : Module {

src/Scope.cpp

@@ -1,5 +1,6 @@
 #include <string.h>
 #include "Fundamental.hpp"
+#include "dsp/digital.hpp"
 
 
 #define BUFFER_SIZE 512

src/VCO.cpp

@@ -1,4 +1,6 @@
 #include "Fundamental.hpp"
+#include "dsp/decimator.hpp"
+#include "dsp/filter.hpp"
 
 
 #define OVERSAMPLE 16