/usr/share/ is in racket 6.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/icons/hicolor/512x512/apps/
/usr/share/icons/hicolor/48x48/
/usr/share/icons/hicolor/48x48/apps/
/usr/share/icons/hicolor/256x256/
/usr/share/icons/hicolor/256x256/apps/
/usr/share/icons/hicolor/16x16/
/usr/share/icons/hicolor/16x16/apps/
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/icons/
/usr/share/icons/hicolor/
/usr/share/icons/hicolor/32x32/
/usr/share/icons/hicolor/32x32/apps/
/usr/share/icons/hicolor/512x512/
/usr/share/lintian/overrides/racket
/usr/share/menu/
/usr/share/menu/racket
/usr/share/pixmaps/
/usr/share/doc/
/usr/share/doc/racket/
/usr/share/doc/racket/TODO.Debian
/usr/share/doc/racket/README
/usr/share/doc/racket/NEWS.Debian.gz
/usr/share/doc/racket/copyright
/usr/share/doc/racket/changelog.Debian.gz
/usr/share/applications/
/usr/share/applications/drracket.desktop
/usr/share/icons/hicolor/32x32/apps/plt.png
/usr/share/icons/hicolor/512x512/apps/plt.png
/usr/share/icons/hicolor/48x48/apps/plt.png
/usr/share/icons/hicolor/256x256/apps/plt.png
/usr/share/icons/hicolor/16x16/apps/plt.png
/usr/share/pixmaps/plt-48x48.png
/usr/share/pixmaps/plt-32x32.png
/usr/share/pixmaps/plt-16x16.png