localhost khronus # emerge --update --deep --skipfirst world
Calculating dependencies... done!
*** Resuming merge...
>>> Auto-cleaning packages...

>>> No outdated packages were found on your system.
 * Regenerating GNU info directory index...
 * Processed 196 info files.
 * IMPORTANT: 23 config files in '/etc' need updating.
 * IMPORTANT: 1 config files in '/usr/share/X11/xkb' need updating.
 * Type emerge --help config to learn how to update config files.