pkgname=mate-screensaver post_install() { usr/sbin/mateconfpkg --install ${pkgname} gtk-update-icon-cache -q -t -f usr/share/icons/hicolor } pre_upgrade() { pre_remove $1 } post_upgrade() { post_install $1 } pre_remove() { usr/sbin/mateconfpkg --uninstall ${pkgname} }