diff --git a/headers/libs/print/libprint/Halftone.h b/headers/libs/print/libprint/Halftone.h
index f72691a8f6..42297495d1 100644
--- a/headers/libs/print/libprint/Halftone.h
+++ b/headers/libs/print/libprint/Halftone.h
@@ -102,6 +102,14 @@ protected:
 			void		SetupErrorBuffer(int x, int y, int width);
 			void		DitherFloydSteinberg(uchar* destination,
 							const uchar* source, int x, int y, int width);
+						// Do nothing method to get around a bug in
+						// the gcc2 cross-compiler built on Mac OS X
+						// Lion where a compiler error occurs when
+						// assigning a member function pointer to NULL
+						// or 0: cast specifies signature type.
+						// However, this should be legal according to
+						// the C++03 standard.
+			void		DitherNone(uchar*, const uchar*, int, int, int) {};
 
 private:
 	enum {
diff --git a/src/add-ons/media/media-add-ons/mixer/Resampler.cpp b/src/add-ons/media/media-add-ons/mixer/Resampler.cpp
index 1a758c23b4..1b4f987ebf 100644
--- a/src/add-ons/media/media-add-ons/mixer/Resampler.cpp
+++ b/src/add-ons/media/media-add-ons/mixer/Resampler.cpp
@@ -21,7 +21,7 @@
 
 Resampler::Resampler(uint32 src_format, uint32 dst_format)
 	:
-	fFunc(0)
+	fFunc(&Resampler::no_conversion)
 {
 	if (dst_format == media_raw_audio_format::B_AUDIO_FLOAT) {
 		switch (src_format) {
@@ -81,7 +81,7 @@ Resampler::~Resampler()
 status_t
 Resampler::InitCheck() const
 {
-	return fFunc != 0 ? B_OK : B_ERROR;
+	return fFunc != &Resampler::no_conversion ? B_OK : B_ERROR;
 }
 
 
diff --git a/src/add-ons/media/media-add-ons/mixer/Resampler.h b/src/add-ons/media/media-add-ons/mixer/Resampler.h
index 9ad1b64b5f..3e6b531e52 100644
--- a/src/add-ons/media/media-add-ons/mixer/Resampler.h
+++ b/src/add-ons/media/media-add-ons/mixer/Resampler.h
@@ -65,6 +65,15 @@ private:
 									int32 srcSampleOffset, int32 srcSampleCount,
 									void* dest, int32 destSampleOffset,
 									int32 destSampleCount, float gain);
+								// Do nothing method to get around a bug in
+								// the gcc2 cross-compiler built on Mac OS X
+								// Lion where a compiler error occurs when
+								// assigning a member function pointer to NULL
+								// or 0: cast specifies signature type.
+								// However, this should be legal according to
+								// the C++03 standard.
+			void				no_conversion(const void*, int32, int32, void*,
+									int32, int32, float) {};
 };
 
 
diff --git a/src/libs/print/libprint/Halftone.cpp b/src/libs/print/libprint/Halftone.cpp
index 82b5e6e0bd..10e37c0009 100644
--- a/src/libs/print/libprint/Halftone.cpp
+++ b/src/libs/print/libprint/Halftone.cpp
@@ -31,21 +31,21 @@ ToGray(ColorRGB32 c)
 static uint
 GetRedValue(ColorRGB32 c)
 {
-	return c.little.red;	
+	return c.little.red;
 }
 
 
 static uint
 GetGreenValue(ColorRGB32 c)
 {
-	return c.little.green;	
+	return c.little.green;
 }
 
 
 static uint
 GetBlueValue(ColorRGB32 c)
 {
-	return c.little.blue;	
+	return c.little.blue;
 }
 
 
@@ -56,11 +56,11 @@ Halftone::Halftone(color_space colorSpace, double gamma, double min,
 	fGray       = ToGray;
 	SetPlanes(kPlaneMonochrome1);
 	SetBlackValue(kHighValueMeansBlack);
-	
+
 	InitFloydSteinberg();
-	
+
 	CreateGammaTable(gamma, min);
-	
+
 	if (ditherType == kTypeFloydSteinberg) {
 		fDither = &Halftone::DitherFloydSteinberg;
 		return;
@@ -79,13 +79,13 @@ Halftone::Halftone(color_space colorSpace, double gamma, double min,
 	}
 
 	switch (colorSpace) {
-	case B_RGB32:
-	case B_RGB32_BIG:
-		fDither = &Halftone::DitherRGB32;
-		break;
-	default:
-		fDither = NULL;
-		break;
+		case B_RGB32:
+		case B_RGB32_BIG:
+			fDither = &Halftone::DitherRGB32;
+			break;
+		default:
+			fDither = &Halftone::DitherNone;
+			break;
 	}
 }
 
@@ -364,4 +364,3 @@ Halftone::DitherFloydSteinberg(uchar *destination, const uchar* source0,
 		*destination = ConvertUsingBlackValue(cur);
 	}
 }
-