/usr/ is in libghc-glfw-doc 0.5.1.0-3build1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/ghc-doc/
/usr/lib/ghc-doc/haddock/
/usr/lib/ghc-doc/haddock/glfw-0.5.1.0/
/usr/lib/ghc-doc/haddock/glfw-0.5.1.0/GLFW.haddock
/usr/lib/ghc-doc/hoogle/
/usr/share/
/usr/share/doc/
/usr/share/doc/libghc-glfw-doc/
/usr/share/doc/libghc-glfw-doc/html/
/usr/share/doc/libghc-glfw-doc/html/doc-index-E.html
/usr/share/doc/libghc-glfw-doc/html/index.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-F.html
/usr/share/doc/libghc-glfw-doc/html/hslogo-16.png
/usr/share/doc/libghc-glfw-doc/html/doc-index-V.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-H.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-O.html
/usr/share/doc/libghc-glfw-doc/html/minus.gif
/usr/share/doc/libghc-glfw-doc/html/doc-index-J.html
/usr/share/doc/libghc-glfw-doc/html/plus.gif
/usr/share/doc/libghc-glfw-doc/html/ocean.css
/usr/share/doc/libghc-glfw-doc/html/index-frames.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-P.html
/usr/share/doc/libghc-glfw-doc/html/haddock-util.js
/usr/share/doc/libghc-glfw-doc/html/Graphics-UI-GLFW.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-R.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-A.html
/usr/share/doc/libghc-glfw-doc/html/frames.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-All.html
/usr/share/doc/libghc-glfw-doc/html/mini_Graphics-UI-GLFW.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-C.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-D.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-L.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-T.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-U.html
/usr/share/doc/libghc-glfw-doc/html/doc-index.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-K.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-M.html
/usr/share/doc/libghc-glfw-doc/html/src/
/usr/share/doc/libghc-glfw-doc/html/src/Graphics-UI-GLFW.html
/usr/share/doc/libghc-glfw-doc/html/src/hscolour.css
/usr/share/doc/libghc-glfw-doc/html/doc-index-B.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-N.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-G.html
/usr/share/doc/libghc-glfw-doc/html/synopsis.png
/usr/share/doc/libghc-glfw-doc/html/GLFW.txt
/usr/share/doc/libghc-glfw-doc/html/doc-index-W.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-I.html
/usr/share/doc/libghc-glfw-doc/html/doc-index-S.html
/usr/share/doc/libghc-glfw-doc/copyright
/usr/share/doc/libghc-glfw-doc/changelog.Debian.gz
/usr/lib/ghc-doc/hoogle/GLFW.txt