emerge安裝軟件時出現的錯誤：
setlocale: unsupported locale setting
!!! SYNC setting found in make.conf.
This setting is Deprecated and no longer used. Please ensure your 'sync-type' and 'sync-uri' are set correctly in /etc/portage/repos.conf/gentoo.conf
setlocale: unsupported locale setting
* IMPORTANT: 1 news items need reading for repository 'gentoo'.
* Use eselect news read to view new items.
* IMPORTANT: 5 config files in '/etc/portage' need updating.
* See the CONFIGURATION FILES section of the emerge
* man page to learn how to update config files.
解決方法：
etc-update