-may do so at a later date. It takes care of adding maintainer script
-fragments to call F<gtk-update-icon-cache>.
+may do so at a later date, so should be run after icons are installed in
+the package build directories.
+
+It takes care of adding maintainer script fragments to call
+B<update-icon-caches> for icon directories. (This is not done for gnome and
+hicolor icons, as those are handled by triggers.)
+These commands are inserted into the maintainer scripts by L<dh_installdeb(1)>.