anchor.diff:    nativeBuildInputs = [ pkg-config ];
     buildInputs = [ flex bison zlib proj gdal libtiff libpng fftw sqlite cairo
     readline ffmpeg makeWrapper wxGTK30 netcdf geos postgresql libmysqlclient blas
  -  libLAS proj-datumgrid zstd ]
  +  libLAS proj-datumgrid zstd pdal ]
       ++ (with python3Packages; [ python python-dateutil wxPython_4_1 numpy ]);
   
     # On Darwin the installer tries to symlink the help files into a system
  
positive.code:     "--with-readline"
      "--with-wxwidgets"
      "--with-netcdf"
      "--with-geos"
      "--with-postgres"
      "--with-postgres-libs=${postgresql.lib}/lib/"
  
negative.code:     "--with-mysql-libs=${libmysqlclient}/lib/mysql"
      "--with-blas"
      "--with-liblas=${libLAS}/bin/liblas-config"
      "--with-zstd"
      "--with-fftw"
      "--with-pthread"
    ];
  
    # Otherwise a very confusing "Can't load GDAL library" error
  