Content of RPM kf5-messagelib-16.12.3-2.fc25.i686.rpm :
/etc/xdg/messagelib.categories
/etc/xdg/messagelib.renamecategories
/etc/xdg/messageviewer_header_themes.knsrc
/usr/lib/libKF5MessageComposer.so.5
/usr/lib/libKF5MessageComposer.so.5.4.3
/usr/lib/libKF5MessageCore.so.5
/usr/lib/libKF5MessageCore.so.5.4.3
/usr/lib/libKF5MessageList.so.5
/usr/lib/libKF5MessageList.so.5.4.3
/usr/lib/libKF5MessageViewer.so.5
/usr/lib/libKF5MessageViewer.so.5.4.3
/usr/lib/libKF5MimeTreeParser.so.5
/usr/lib/libKF5MimeTreeParser.so.5.4.3
/usr/lib/libKF5TemplateParser.so.5
/usr/lib/libKF5TemplateParser.so.5.4.3
/usr/lib/libKF5WebEngineViewer.so.5
/usr/lib/libKF5WebEngineViewer.so.5.4.3
/usr/lib/qt5/plugins/messageviewer
/usr/lib/qt5/plugins/messageviewer/messageviewer_defaultgrantleeheaderstyleplugin.so
/usr/share/config.kcfg/customtemplates_kfg.kcfg
/usr/share/config.kcfg/templatesconfiguration_kfg.kcfg
/usr/share/kconf_update/messageviewer.upd
/usr/share/knotifications5/messageviewer.notifyrc
/usr/share/libmessageviewer
/usr/share/libmessageviewer/pics
/usr/share/libmessageviewer/pics/enterprise_bottom.png
/usr/share/libmessageviewer/pics/enterprise_bottom_left.png
/usr/share/libmessageviewer/pics/enterprise_bottom_right.png
/usr/share/libmessageviewer/pics/enterprise_icon.png
/usr/share/libmessageviewer/pics/enterprise_left.png
/usr/share/libmessageviewer/pics/enterprise_right.png
/usr/share/libmessageviewer/pics/enterprise_s_left.png
/usr/share/libmessageviewer/pics/enterprise_s_right.png
/usr/share/libmessageviewer/pics/enterprise_sbar.png
/usr/share/libmessageviewer/pics/enterprise_sp_right.png
/usr/share/libmessageviewer/pics/enterprise_sw.png
/usr/share/libmessageviewer/pics/enterprise_top.png
/usr/share/libmessageviewer/pics/enterprise_top_left.png
/usr/share/libmessageviewer/pics/enterprise_top_right.png
/usr/share/libmessageviewer/pics/enterprise_w.png
/usr/share/libmessageviewer/pics/quicklistClosed.png
/usr/share/libmessageviewer/pics/quicklistOpened.png
/usr/share/libmessageviewer/pics/quotecollapse.png
/usr/share/libmessageviewer/pics/quoteexpand.png
/usr/share/licenses/kf5-messagelib
/usr/share/licenses/kf5-messagelib/COPYING
/usr/share/licenses/kf5-messagelib/COPYING.LIB
/usr/share/messagelist
/usr/share/messagelist/pics
/usr/share/messagelist/pics/mail-horizontal-space.png
/usr/share/messagelist/pics/mail-vertical-separator-line.png
/usr/share/messageviewer
/usr/share/messageviewer/about
/usr/share/messageviewer/about/default
/usr/share/messageviewer/about/default/background.png
/usr/share/messageviewer/about/default/main.css
/usr/share/messageviewer/about/default/main.html
/usr/share/messageviewer/about/default/splash.theme
/usr/share/messageviewer/about/default/status.html
/usr/share/messageviewer/defaultthemes
/usr/share/messageviewer/defaultthemes/5.2
/usr/share/messageviewer/defaultthemes/5.2/header.html
/usr/share/messageviewer/defaultthemes/5.2/kmail_default.desktop
/usr/share/messageviewer/defaultthemes/5.2/photo.png
/usr/share/messageviewer/defaultthemes/5.2/photo.svg
/usr/share/messageviewer/defaultthemes/5.2/style.css
/usr/share/messageviewer/defaultthemes/5.2/style.css--
/usr/share/messageviewer/longurlServices.json