||Notification for new mail in different way, see also USE flags libcanberra, libindicate and libnotify
||Force notification daemon to default to MATE's notification daemon. Enabled by default. Disable if it causes conflicts with other installed desktop environments.
||Adds support for GTK Status Notifier tray backends
||Enables desktop notifications with libnotify, with sound support.
||Enable plugin to display on-screen notifications
||Enable support for Popup Notifications plugin that display popups informing about new updates