--- ClanLib-3.0.0/configure.ac~	2013-11-05 19:52:09.000000000 +0100
+++ ClanLib-3.0.0/configure.ac	2013-11-05 20:42:25.891716845 +0100
@@ -222,6 +222,7 @@
 		AC_MSG_RESULT([enabled])
 		use_sse2=yes
 	else
+		AC_DEFINE(DISABLE_SSE2)
 		AC_DEFINE(CL_DISABLE_SSE2)
 		AC_MSG_RESULT([disabled])
 	fi
@@ -234,6 +235,7 @@
 		use_sse2=yes
 	else
 		AC_MSG_WARN( [ *** Compliler does not support SSE2 ])
+		AC_DEFINE(DISABLE_SSE2)
 		AC_DEFINE(CL_DISABLE_SSE2)
 		AC_MSG_RESULT([disabled])
 	fi
@@ -248,7 +250,7 @@
 
 	extra_CFLAGS_clanCore="$extra_CFLAGS_clanCore -msse2"
 else
-	extra_CFLAGS_clanCore="$extra_CFLAGS_clanCore -DCL_DISABLE_SSE2"
+	extra_CFLAGS_clanCore="$extra_CFLAGS_clanCore -DCL_DISABLE_SSE2 -DDISABLE_SSE2"
 fi
 extra_CFLAGS_clanCore="$extra_CFLAGS_clanCore -pthread -std=c++0x"
 
--- ClanLib-3.0.0/Sources/Display/Image/pixel_converter.cpp~	2013-09-24 13:53:31.000000000 +0200
+++ ClanLib-3.0.0/Sources/Display/Image/pixel_converter.cpp	2013-11-05 20:57:39.298376899 +0100
@@ -36,12 +36,16 @@
 #include "pixel_reader_half_float.h"
 #include "pixel_reader_norm.h"
 #include "pixel_reader_special.h"
+#ifndef DISABLE_SSE2
 #include "pixel_reader_sse.h"
+#endif
 #include "pixel_writer_cast.h"
 #include "pixel_writer_half_float.h"
 #include "pixel_writer_norm.h"
 #include "pixel_writer_special.h"
+#ifndef DISABLE_SSE2
 #include "pixel_writer_sse.h"
+#endif
 #include "pixel_filter_gamma.h"
 #include "pixel_filter_premultiply_alpha.h"
 #include "pixel_filter_swizzle.h"
@@ -126,8 +130,13 @@
 
 void PixelConverter::convert(void *output, int output_pitch, TextureFormat output_format, const void *input, int input_pitch, TextureFormat input_format, int width, int height)
 {
+#ifndef DISABLE_SSE2
 	bool sse2 = System::detect_cpu_extension(System::sse2);
 	bool sse4 = System::detect_cpu_extension(System::sse4_1);
+#else
+	bool sse2 = false;
+	bool sse4 = false;
+#endif
 
 	std::unique_ptr<PixelReader> reader = impl->create_reader(input_format, sse2);
 	std::unique_ptr<PixelWriter> writer = impl->create_writer(output_format, sse2, sse4);
--- ClanLib-3.0.0/Sources/Display/Image/pixel_filter_gamma.h~	2013-09-24 13:53:31.000000000 +0200
+++ ClanLib-3.0.0/Sources/Display/Image/pixel_filter_gamma.h	2013-11-05 21:00:27.261709016 +0100
@@ -50,6 +50,7 @@
 	float gamma;
 };
 
+#ifndef DISABLE_SSE2
 class PixelFilterGammaSSE2 : public PixelFilter
 {
 public:
@@ -170,5 +171,6 @@
 private:
 	float gamma;
 };
+#endif
 
 }
--- ClanLib-3.0.0/Sources/Display/Image/pixel_filter_premultiply_alpha.h~	2013-09-24 13:53:31.000000000 +0200
+++ ClanLib-3.0.0/Sources/Display/Image/pixel_filter_premultiply_alpha.h	2013-11-05 21:01:03.885042084 +0100
@@ -46,6 +46,7 @@
 	}
 };
 
+#ifndef DISABLE_SSE2
 class PixelFilterPremultiplyAlphaSSE2 : public PixelFilter
 {
 public:
@@ -63,5 +64,6 @@
 		}
 	}
 };
+#endif
 
 }
--- ClanLib-3.0.0/Sources/Display/Image/pixel_filter_swizzle.h~	2013-09-24 13:53:31.000000000 +0200
+++ ClanLib-3.0.0/Sources/Display/Image/pixel_filter_swizzle.h	2013-11-05 21:01:17.849463650 +0100
@@ -76,6 +76,7 @@
 	Vec4f red, green, blue, alpha;
 };
 
+#ifndef DISABLE_SSE2
 class PixelFilterSwizzleSSE2 : public PixelFilter
 {
 public:
@@ -126,5 +127,6 @@
 private:
 	__m128 red_mask, green_mask, blue_mask, alpha_mask;
 };
+#endif
 
 }
--- ClanLib-3.0.0/Sources/Display/Image/pixel_filter_rgb_to_ycrcb.h~	2013-09-24 13:53:31.000000000 +0200
+++ ClanLib-3.0.0/Sources/Display/Image/pixel_filter_rgb_to_ycrcb.h	2013-11-05 21:01:44.896313454 +0100
@@ -67,6 +67,7 @@
 };
 
 
+#ifndef DISABLE_SSE2
 class PixelFilterSSE2_RGBToYCrCb : public PixelFilter
 {
 public:
@@ -156,5 +157,6 @@
 		}
 	}
 };
+#endif
 
 }