/usr/src/WrapITK/Modules/UnaryPixelMath/ is in libinsighttoolkit3-dev 3.20.1+git20120521-3.
This file is owned by root:root, with mode 0o755.
..
/usr/src/WrapITK/Modules/UnaryPixelMath/CMakeLists.txt
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkAbsImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkAcosImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkAsinImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkAtanImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkBoundedReciprocalImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkCosImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkExpImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkExpNegativeImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkLog10ImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkLogImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkModulusImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkNotImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkSinImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkSqrtImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkSquareImageFilter.cmake
/usr/src/WrapITK/Modules/UnaryPixelMath/wrap_itkTanImageFilter.cmake