#3489 vtk9itk5wx3-macos

diff --git a/packages/vtk/src/bbvtkMetaImageWriter.cxx b/packages/vtk/src/bbvtkMetaImageWriter.cxx
index 17bef15..6474b0a 100644 (file)
--- a/packages/vtk/src/bbvtkMetaImageWriter.cxx
+++ b/packages/vtk/src/bbvtkMetaImageWriter.cxx
@@ -13,6 +13,7 @@
 #include "vtkDataSetWriter.h"
 #include "vtkPDataSetWriter.h"
 #include "vtkXMLWriter.h"
+#include <math.h>
 
 namespace bbvtk
 {