mate-session-manager

USE флаги

• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see https://wiki.gentoo.org/wiki/Project:Quality_Assurance/Backtraces
• elogind - Enable session tracking via sys-auth/elogind
• gles2 - Build with support for GLESv2 acceleration sessions
• gnome-keyring - Enable support for storing passwords via gnome-keyring
• ipv6 - Add support for IP version 6
• nls - Add Native Language Support (using gettext - GNU locale utilities)
• systemd - Enable use of systemd-specific libraries and features like socket activation or session tracking