Index: VTK-7.0.0/Filters/StatisticsGnuR/vtkRInterface.cxx
===================================================================
--- VTK-7.0.0.orig/Filters/StatisticsGnuR/vtkRInterface.cxx
+++ VTK-7.0.0/Filters/StatisticsGnuR/vtkRInterface.cxx
@@ -20,12 +20,15 @@
 
 #include "vtkRInterface.h"
 
+// uintptr_t is already defined in recent versions of R which therefore causes a
+// clash when the same symbol is redefined in stddef.h
+
 // for uintptr_t
-#ifdef _MSC_VER
-#include <stddef.h>
-#else
-#include <stdint.h>
-#endif
+// #ifdef _MSC_VER
+// #include <stddef.h>
+// #else
+// #include <stdint.h>
+// #endif
 
 #include "vtkInformation.h"
 #include "vtkInformationVector.h"