Content of RPM flatpak-devel-1.0.2-2.el7.x86_64.rpm :
/usr/include/flatpak
/usr/include/flatpak/flatpak-bundle-ref.h
/usr/include/flatpak/flatpak-enum-types.h
/usr/include/flatpak/flatpak-error.h
/usr/include/flatpak/flatpak-installation.h
/usr/include/flatpak/flatpak-installed-ref.h
/usr/include/flatpak/flatpak-portal-error.h
/usr/include/flatpak/flatpak-ref.h
/usr/include/flatpak/flatpak-related-ref.h
/usr/include/flatpak/flatpak-remote-ref.h
/usr/include/flatpak/flatpak-remote.h
/usr/include/flatpak/flatpak-transaction.h
/usr/include/flatpak/flatpak-version-macros.h
/usr/include/flatpak/flatpak.h
/usr/lib64/libflatpak.so
/usr/lib64/pkgconfig/flatpak.pc
/usr/share/gtk-doc
/usr/share/gtk-doc/html
/usr/share/gtk-doc/html/flatpak
/usr/share/gtk-doc/html/flatpak/FlatpakBundleRef.html
/usr/share/gtk-doc/html/flatpak/FlatpakInstallation.html
/usr/share/gtk-doc/html/flatpak/FlatpakInstalledRef.html
/usr/share/gtk-doc/html/flatpak/FlatpakRef.html
/usr/share/gtk-doc/html/flatpak/FlatpakRelatedRef.html
/usr/share/gtk-doc/html/flatpak/FlatpakRemote.html
/usr/share/gtk-doc/html/flatpak/FlatpakRemoteRef.html
/usr/share/gtk-doc/html/flatpak/FlatpakTransaction.html
/usr/share/gtk-doc/html/flatpak/FlatpakTransactionOperation.html
/usr/share/gtk-doc/html/flatpak/FlatpakTransactionProgress.html
/usr/share/gtk-doc/html/flatpak/annotation-glossary.html
/usr/share/gtk-doc/html/flatpak/ch01.html
/usr/share/gtk-doc/html/flatpak/flatpak-Error-codes.html
/usr/share/gtk-doc/html/flatpak/flatpak-Version-information.html
/usr/share/gtk-doc/html/flatpak/flatpak.devhelp2
/usr/share/gtk-doc/html/flatpak/full-api-index.html
/usr/share/gtk-doc/html/flatpak/home.png
/usr/share/gtk-doc/html/flatpak/index.html
/usr/share/gtk-doc/html/flatpak/left-insensitive.png
/usr/share/gtk-doc/html/flatpak/left.png
/usr/share/gtk-doc/html/flatpak/object-tree.html
/usr/share/gtk-doc/html/flatpak/right-insensitive.png
/usr/share/gtk-doc/html/flatpak/right.png
/usr/share/gtk-doc/html/flatpak/style.css
/usr/share/gtk-doc/html/flatpak/up-insensitive.png
/usr/share/gtk-doc/html/flatpak/up.png