diff --git a/source/Makefile.mk b/source/Makefile.mk
index f2971a78d..25f649bd0 100644
--- a/source/Makefile.mk
+++ b/source/Makefile.mk
@@ -53,10 +53,16 @@ BUILD_CXX_FLAGS += -DVESTIGE_HEADER
 # --------------------------------------------------------------
 
 HAVE_JACK         = $(shell pkg-config --exists jack && echo true)
+HAVE_OPENGL       = $(shell pkg-config --exists gl && echo true)
 
 HAVE_AF_DEPS      = $(shell pkg-config --exists libavcodec libavformat sndfile && echo true)
 HAVE_ZYN_DEPS     = $(shell pkg-config --exists fftw3 mxml && echo true)
 
+ifeq ($(HAVE_JACK),true)
+HAVE_JACK_LATENCY = $(shell pkg-config --atleast-version=0.121.0 jack && echo true)
+HAVE_JACK2        = $(shell pkg-config --atleast-version=1.9.0 jack && echo true)
+endif
+
 ifeq ($(CARLA_PLUGIN_SUPPORT),true)
 HAVE_SUIL         = $(shell pkg-config --exists suil-0 && echo true)
 endif
diff --git a/source/backend/CarlaNative.h b/source/backend/CarlaNative.h
index 429d70e46..6c877f311 100644
--- a/source/backend/CarlaNative.h
+++ b/source/backend/CarlaNative.h
@@ -204,10 +204,14 @@ void carla_register_native_plugin_midiThrough();
 void carla_register_native_plugin_midiTranspose();
 void carla_register_native_plugin_nekofilter();
 
-// DISTRHO plugins
+// DISTRHO plugins (GL)
+#ifdef WANT_OPENGL
 void carla_register_native_plugin_3BandEQ();
 void carla_register_native_plugin_3BandSplitter();
 void carla_register_native_plugin_PingPongPan();
+#endif
+
+// DISTRHO plugins (Qt)
 void carla_register_native_plugin_Notes();
 
 #ifdef WANT_AUDIOFILE
diff --git a/source/backend/Makefile.mk b/source/backend/Makefile.mk
index 24661960d..c2ccd6ddb 100644
--- a/source/backend/Makefile.mk
+++ b/source/backend/Makefile.mk
@@ -31,6 +31,18 @@ ifeq ($(HAVE_JACK),true)
 BUILD_CXX_FLAGS += -DWANT_JACK
 endif
 
+ifeq ($(HAVE_JACK_LATENCY),true)
+BUILD_CXX_FLAGS += -DWANT_JACK_LATENCY
+endif
+
+ifeq ($(HAVE_JACK2),true)
+BUILD_CXX_FLAGS += -DWANT_JACK_PORT_RENAME
+endif
+
+ifeq ($(HAVE_OPENGL),true)
+BUILD_CXX_FLAGS += -DWANT_OPENGL
+endif
+
 ifeq ($(HAVE_FLUIDSYNTH),true)
 BUILD_CXX_FLAGS += -DWANT_FLUIDSYNTH
 endif
diff --git a/source/backend/engine/CarlaEngineJack.cpp b/source/backend/engine/CarlaEngineJack.cpp
index b012739c4..68fdc603e 100644
--- a/source/backend/engine/CarlaEngineJack.cpp
+++ b/source/backend/engine/CarlaEngineJack.cpp
@@ -431,6 +431,7 @@ public:
         return CarlaEngineClient::isOk();
     }
 
+#if WANT_JACK_LATENCY
     void setLatency(const uint32_t samples)
     {
         CarlaEngineClient::setLatency(samples);
@@ -438,6 +439,7 @@ public:
         if (kUseClient)
             jackbridge_recompute_total_latencies(kClient);
     }
+#endif
 
     CarlaEnginePort* addPort(const EnginePortType portType, const char* const name, const bool isInput)
     {
@@ -576,8 +578,10 @@ public:
             jackbridge_set_sample_rate_callback(fClient, carla_jack_srate_callback, this);
             jackbridge_set_freewheel_callback(fClient, carla_jack_freewheel_callback, this);
             jackbridge_set_process_callback(fClient, carla_jack_process_callback, this);
-            jackbridge_set_latency_callback(fClient, carla_jack_latency_callback, this);
             jackbridge_on_shutdown(fClient, carla_jack_shutdown_callback, this);
+# if WANT_JACK_LATENCY
+            jackbridge_set_latency_callback(fClient, carla_jack_latency_callback, this);
+# endif
 
             const char* const jackClientName = jackbridge_get_client_name(fClient);
 
@@ -588,8 +592,10 @@ public:
             jack_set_port_registration_callback(fClient, carla_jack_port_registration_callback, this);
             jack_set_port_connect_callback(fClient, carla_jack_port_connect_callback, this);
 
+#ifdef WANT_JACK_PORT_RENAME
             if (jack_set_port_rename_callback)
               jack_set_port_rename_callback(fClient, carla_jack_port_rename_callback, this);
+#endif
 
             if (fOptions.processMode == PROCESS_MODE_CONTINUOUS_RACK)
             {
@@ -708,8 +714,10 @@ public:
         jackbridge_set_sample_rate_callback(client, carla_jack_srate_callback, this);
         jackbridge_set_freewheel_callback(client, carla_jack_freewheel_callback, this);
         jackbridge_set_process_callback(client, carla_jack_process_callback, this);
-        jackbridge_set_latency_callback(client, carla_jack_latency_callback, this);
         jackbridge_on_shutdown(client, carla_jack_shutdown_callback, this);
+# if WANT_JACK_LATENCY
+        jackbridge_set_latency_callback(client, carla_jack_latency_callback, this);
+# endif
 #else
         if (fOptions.processMode == PROCESS_MODE_SINGLE_CLIENT)
         {
@@ -719,7 +727,9 @@ public:
         {
             client = jackbridge_client_open(plugin->name(), JackNullOption, nullptr);
             jackbridge_set_process_callback(client, carla_jack_process_callback_plugin, plugin);
+# if WANT_JACK_LATENCY
             jackbridge_set_latency_callback(client, carla_jack_latency_callback_plugin, plugin);
+# endif
         }
 #endif
 
@@ -1098,6 +1108,7 @@ protected:
         proccessPendingEvents();
     }
 
+#if WANT_JACK_LATENCY
     void handleJackLatencyCallback(const jack_latency_callback_mode_t mode)
     {
         if (fOptions.processMode != PROCESS_MODE_SINGLE_CLIENT)
@@ -1111,6 +1122,7 @@ protected:
                 latencyPlugin(plugin, mode);
         }
     }
+#endif
 
 #ifndef BUILD_BRIDGE
     void handleJackClientRegistrationCallback(const char* name, bool reg)
@@ -1509,6 +1521,7 @@ private:
         setPeaks(plugin->id(), inPeaks, outPeaks);
     }
 
+#if WANT_JACK_LATENCY
     void latencyPlugin(CarlaPlugin* const plugin, jack_latency_callback_mode_t mode)
     {
         const uint32_t inCount  = plugin->audioInCount();
@@ -1549,6 +1562,7 @@ private:
             }
         }
     }
+#endif
 
     // -------------------------------------
 
@@ -1577,10 +1591,12 @@ private:
         return 0;
     }
 
+#if WANT_JACK_LATENCY
     static void carla_jack_latency_callback(jack_latency_callback_mode_t mode, void* arg)
     {
         handlePtr->handleJackLatencyCallback(mode);
     }
+#endif
 
 #ifndef BUILD_BRIDGE
     static void carla_jack_client_registration_callback(const char* name, int reg, void* arg)
@@ -1634,6 +1650,7 @@ private:
         return 0;
     }
 
+# if WANT_JACK_LATENCY
     static void carla_jack_latency_callback_plugin(jack_latency_callback_mode_t mode, void* arg)
     {
         CarlaPlugin* const plugin = (CarlaPlugin*)arg;
@@ -1645,6 +1662,7 @@ private:
             engine->latencyPlugin(plugin, mode);
         }
     }
+# endif
 #endif
 
     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineJack)
diff --git a/source/backend/native/Makefile b/source/backend/native/Makefile
index de3141add..0e7d6bcc1 100644
--- a/source/backend/native/Makefile
+++ b/source/backend/native/Makefile
@@ -35,11 +35,16 @@ OBJS  = \
 	midi-transpose.c.o \
 	nekofilter.c.o
 
-# DISTRHO plugins
+# DISTRHO plugins (GL)
+ifeq ($(HAVE_OPENGL),true)
 OBJS += \
 	distrho-3bandeq.cpp.o \
 	distrho-3bandsplitter.cpp.o \
-	distrho-pingpongpan.cpp.o \
+	distrho-pingpongpan.cpp.o
+endif
+
+# DISTRHO plugins (Qt)
+OBJS += \
 	distrho-notes.cpp.o
 
 ifeq ($(HAVE_AF_DEPS),true)
diff --git a/source/backend/plugin/NativePlugin.cpp b/source/backend/plugin/NativePlugin.cpp
index b02ca026c..92e7fa84e 100644
--- a/source/backend/plugin/NativePlugin.cpp
+++ b/source/backend/plugin/NativePlugin.cpp
@@ -1976,9 +1976,11 @@ private:
         carla_register_native_plugin_midiTranspose();
         carla_register_native_plugin_nekofilter();
 
+# ifdef WANT_OPENGL
         carla_register_native_plugin_3BandEQ();
         carla_register_native_plugin_3BandSplitter();
         carla_register_native_plugin_PingPongPan();
+# endif
         carla_register_native_plugin_Notes();
 
 # ifdef WANT_AUDIOFILE
diff --git a/source/bridges/CarlaBridgePlugin.cpp b/source/bridges/CarlaBridgePlugin.cpp
index e8f5f3504..b07e78141 100644
--- a/source/bridges/CarlaBridgePlugin.cpp
+++ b/source/bridges/CarlaBridgePlugin.cpp
@@ -71,7 +71,7 @@ void initSignalHandler()
 {
 #ifdef CARLA_OS_WIN
     SetConsoleCtrlHandler(closeSignalHandler, TRUE);
-#else
+#elif defined(CARLA_OS_LINUX) || defined(CARLA_OS_HAIKU)
     struct sigaction sint;
     struct sigaction sterm;
     struct sigaction susr1;
diff --git a/source/libs/lilv/config/serd_config.h b/source/libs/lilv/config/serd_config.h
index 6e3c697a8..49201bb21 100644
--- a/source/libs/lilv/config/serd_config.h
+++ b/source/libs/lilv/config/serd_config.h
@@ -4,7 +4,10 @@
 
 #define SERD_VERSION "0.18.2"
 
-#if defined(__APPLE__) || defined(__HAIKU__)
+#if defined(__APPLE__)
+ #define HAVE_FMAX   1
+ #define HAVE_FILENO 1
+#elif defined(__HAIKU__)
  #define HAVE_FMAX   1
  #define HAVE_FILENO 1
  #define HAVE_POSIX_MEMALIGN 1