/usr/ is in slang-xfig 0.2.0~.35-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/slang/v2/
/usr/lib/slang/v2/modules/
/usr/lib/
/usr/lib/slang/
/usr/lib/slang/v2/modules/gcontour-module.so.0.1.0
/usr/share/
/usr/share/doc/
/usr/share/doc/slang-xfig/
/usr/share/doc/slang-xfig/README
/usr/share/doc/slang-xfig/changelog.Debian.gz
/usr/share/doc/slang-xfig/copyright
/usr/share/doc/slang-xfig/examples/
/usr/share/doc/slang-xfig/examples/Makefile
/usr/share/doc/slang-xfig/examples/color.sl
/usr/share/doc/slang-xfig/examples/errbar.sl
/usr/share/doc/slang-xfig/examples/histplt.sl
/usr/share/doc/slang-xfig/examples/image.sl
/usr/share/doc/slang-xfig/examples/overlay.sl
/usr/share/doc/slang-xfig/examples/project.sl
/usr/share/doc/slang-xfig/examples/run.sl
/usr/share/doc/slang-xfig/examples/scatter.sl
/usr/share/doc/slang-xfig/examples/simple.sl
/usr/share/doc/slang-xfig/examples/slxfigrc
/usr/share/doc/slang-xfig/examples/subplot.sl
/usr/share/doc/slang-xfig/examples/symbol.sl
/usr/share/doc/slang-xfig/examples/world.sl
/usr/share/slsh/
/usr/share/slsh/local-packages/
/usr/share/slsh/local-packages/gcontour.sl
/usr/share/slsh/local-packages/help/
/usr/share/slsh/local-packages/help/slxfig.hlp
/usr/share/slsh/local-packages/vector.sl
/usr/share/slsh/local-packages/xfig/
/usr/share/slsh/local-packages/xfig/clip.sl
/usr/share/slsh/local-packages/xfig/core.sl
/usr/share/slsh/local-packages/xfig/ellipse.sl
/usr/share/slsh/local-packages/xfig/latex.sl
/usr/share/slsh/local-packages/xfig/objects.sl
/usr/share/slsh/local-packages/xfig/plot.sl
/usr/share/slsh/local-packages/xfig/png.sl
/usr/share/slsh/local-packages/xfig/polyline.sl
/usr/share/slsh/local-packages/xfig/text.sl
/usr/share/slsh/local-packages/xfig.sl
/usr/lib/slang/v2/modules/gcontour-module.so