diff --git a/common/JackAC3Encoder.cpp b/common/JackAC3Encoder.cpp
index 71a9deb1..d535c086 100644
--- a/common/JackAC3Encoder.cpp
+++ b/common/JackAC3Encoder.cpp
@@ -29,6 +29,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
 namespace Jack
 {
+    
+#ifndef __ppc__
 
 JackAC3Encoder::JackAC3Encoder(const JackAC3EncoderParams& params)
 {
@@ -309,5 +311,7 @@ void JackAC3Encoder::GetChannelName(const char* name, const char* alias, char* p
         sprintf(portname, "%s:%s:%s", name, alias, AC3_name);
      }
 }
+    
+#endif
 
 } // end of namespace
\ No newline at end of file
diff --git a/common/JackAC3Encoder.h b/common/JackAC3Encoder.h
index 963f63bd..b31ca4e2 100644
--- a/common/JackAC3Encoder.h
+++ b/common/JackAC3Encoder.h
@@ -73,14 +73,24 @@ class JackAC3Encoder
         void sample_move_dS_s16_24ph(jack_default_audio_sample_t* dst, char *src, jack_nframes_t nsamples, unsigned long src_skip);
 
     public:
-
+    
+    #ifdef __ppc__
+        JackAC3Encoder(const JackAC3EncoderParams& params) {}
+        virtual ~JackAC3Encoder() {}
+  
+        bool Init(jack_nframes_t sample_rate) {return false;}
+  
+        void Process(float** inputs, float** outputs, int nframes) {}
+        void GetChannelName(const char* name, const char* alias, char* portname, int channel) {}
+    #else
         JackAC3Encoder(const JackAC3EncoderParams& params);
         virtual ~JackAC3Encoder();
-        
+    
         bool Init(jack_nframes_t sample_rate);
-  
+    
         void Process(float** inputs, float** outputs, int nframes);
         void GetChannelName(const char* name, const char* alias, char* portname, int channel);
+    #endif
 };
 
 typedef JackAC3Encoder * JackAC3EncoderPtr;
diff --git a/macosx/Jackdmp.xcodeproj/project.pbxproj b/macosx/Jackdmp.xcodeproj/project.pbxproj
index 5b845a7c..0d951242 100644
--- a/macosx/Jackdmp.xcodeproj/project.pbxproj
+++ b/macosx/Jackdmp.xcodeproj/project.pbxproj
@@ -6363,7 +6363,6 @@
 			isa = PBXProject;
 			buildConfigurationList = 4B699DD5097D427F00A18468 /* Build configuration list for PBXProject "Jackdmp" */;
 			compatibilityVersion = "Xcode 2.4";
-			developmentRegion = English;
 			hasScannedForEncodings = 1;
 			knownRegions = (
 				English,
@@ -11810,6 +11809,8 @@
 					"-DJACK_32_64",
 				);
 				OTHER_LDFLAGS = (
+					libaften_static.a,
+					libaften_pcm.a,
 					"-framework",
 					Jackservermp,
 					"-framework",
@@ -16085,6 +16086,8 @@
 				OTHER_CFLAGS = "";
 				OTHER_CPLUSPLUSFLAGS = "-DMACH_RPC_MACH_SEMA";
 				OTHER_LDFLAGS = (
+					libaften_static.a,
+					libaften_pcm.a,
 					"-framework",
 					Jackservermp,
 					"-framework",
@@ -16137,6 +16140,8 @@
 				OTHER_CFLAGS = "";
 				OTHER_CPLUSPLUSFLAGS = "-DMACH_RPC_MACH_SEMA";
 				OTHER_LDFLAGS = (
+					libaften_static.a,
+					libaften_pcm.a,
 					"-framework",
 					Jackservermp,
 					"-framework",
diff --git a/macosx/coreaudio/JackCoreAudioDriver.cpp b/macosx/coreaudio/JackCoreAudioDriver.cpp
index 62bc77a9..4c2a3f2b 100644
--- a/macosx/coreaudio/JackCoreAudioDriver.cpp
+++ b/macosx/coreaudio/JackCoreAudioDriver.cpp
@@ -604,7 +604,7 @@ OSStatus JackCoreAudioDriver::GetDefaultInputDevice(AudioDeviceID* id)
     }
 
     if (inDefault == 0) {
-        jack_error("Error: default input device is 0, please select a correct one !!");
+        jack_error("Error default input device is 0, please select a correct one !!");
         return -1;
     }
     jack_log("JackCoreAudioDriver::GetDefaultInputDevice : input = %ld ", inDefault);
@@ -623,7 +623,7 @@ OSStatus JackCoreAudioDriver::GetDefaultOutputDevice(AudioDeviceID* id)
     }
 
     if (outDefault == 0) {
-        jack_error("Error: default output device is 0, please select a correct one !!");
+        jack_error("Error default output device is 0, please select a correct one !!");
         return -1;
     }
     jack_log("JackCoreAudioDriver::GetDefaultOutputDevice : output = %ld", outDefault);
@@ -647,13 +647,13 @@ OSStatus JackCoreAudioDriver::GetTotalChannels(AudioDeviceID device, int& channe
     err = AudioDeviceGetPropertyInfo(device, 0, isInput, kAudioDevicePropertyStreamConfiguration, &outSize, &outWritable);
     if (err == noErr) {
         int stream_count = outSize / sizeof(AudioBufferList);
-        jack_log(" JackCoreAudioDriver::GetTotalChannels stream_count = %d", stream_count);
+        jack_log("JackCoreAudioDriver::GetTotalChannels stream_count = %d", stream_count);
         AudioBufferList bufferList[stream_count];
         err = AudioDeviceGetProperty(device, 0, isInput, kAudioDevicePropertyStreamConfiguration, &outSize, bufferList);
         if (err == noErr) {
             for (uint i = 0; i < bufferList->mNumberBuffers; i++) {
                 channelCount += bufferList->mBuffers[i].mNumberChannels;
-                jack_log(" JackCoreAudioDriver::GetTotalChannels stream = %d channels = %d", i, bufferList->mBuffers[i].mNumberChannels);
+                jack_log("JackCoreAudioDriver::GetTotalChannels stream = %d channels = %d", i, bufferList->mBuffers[i].mNumberChannels);
             }
         }
     }
@@ -2465,6 +2465,7 @@ extern "C"
         value.i  = 0;
         jack_driver_descriptor_add_parameter(desc, &filler, "monitor", 'm', JackDriverParamBool, &value, NULL, "Provide monitor ports for the output", NULL);
         
+#ifndef __ppc__
         value.i  = 0;
         jack_driver_descriptor_add_parameter(desc, &filler, "AC3-encoding", 'a', JackDriverParamBool, &value, NULL, "AC3 multi-channels encoding", NULL);
         
@@ -2473,7 +2474,7 @@ extern "C"
        
         value.i  = 0;
         jack_driver_descriptor_add_parameter(desc, &filler, "AC3-LFE", 'f', JackDriverParamBool, &value, NULL, "AC3 LFE channel", NULL);
-
+#endif
         value.i  = TRUE;
         jack_driver_descriptor_add_parameter(desc, &filler, "duplex", 'D', JackDriverParamBool, &value, NULL, "Provide both capture and playback ports", NULL);
 
@@ -2586,10 +2587,11 @@ extern "C"
                     monitor = param->value.i;
                     break;
                     
+            #ifndef __ppc__            
                 case 'a':
                     ac3_encoding = param->value.i;
                     break;
-                    
+                     
                 case 'b':
                     ac3_bitrate = param->value.i;
                     break;
@@ -2597,6 +2599,7 @@ extern "C"
                 case 'f':
                     ac3_lfe = param->value.i;
                     break;
+            #endif
 
                 case 'r':
                     srate = param->value.ui;