--- src/osgEarthDrivers/fastdxt/CMakeLists.txt.orig	2018-11-12 18:17:36 UTC
+++ src/osgEarthDrivers/fastdxt/CMakeLists.txt
@@ -30,7 +30,6 @@ SET(TARGET_SRC
     dxt.cpp
     util.cpp
     libdxt.cpp
-    intrinsic.cpp
 )
 
 SETUP_PLUGIN(fastdxt)
--- src/osgEarthDrivers/fastdxt/dxt.cpp.orig	2018-11-12 18:17:36 UTC
+++ src/osgEarthDrivers/fastdxt/dxt.cpp
@@ -7,7 +7,7 @@
 #include "util.h"
 
 
-#define DXT_INTR 1
+#define DXT_INTR 0
 
 void ExtractBlock( const byte *inPtr, int width, byte *colorBlock );
 void ExtractBlock_Intrinsics( const byte *inPtr, int width, byte *colorBlock );