cmake VTK_HAS_MBIG_OBJ examples

Kitware/VTK Common/Core/CMakeLists.txt :750 

check_cxx_compiler_flag("-Wa,-mbig-obj" VTK_HAS_MBIG_OBJ)

Kitware/VTK Common/Core/CMakeLists.txt :751 

mark_as_advanced(VTK_HAS_MBIG_OBJ)