fs ~ # emerge -Dup world

These are the packages that would be merged, in order:

Calculating world dependencies /
emerge: there are no ebuilds to satisfy ">=media-plugins/xmms-mpg123-1.2.10-r1".
(dependency required by "media-sound/xmms-1.2.10-r15" [installed])



!!! Problem resolving dependencies for media-sound/xmms
!!! Depgraph creation failed.
fs ~ #