localhost khronus # emerge videothumbnail -av

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

Calculating dependencies -
!!! All ebuilds that could satisfy ">=rox-base/rox-2.3" have been masked.
!!! One of the following masked packages is required to complete your request:
- rox-base/rox-2.4.1-r1 (masked by: ~amd64 keyword)
- rox-base/rox-2.3 (masked by: ~amd64 keyword)
- rox-base/rox-2.4.1 (masked by: ~amd64 keyword)

For more information, see MASKED PACKAGES section in the emerge man page or 
refer to the Gentoo Handbook.
(dependency required by "rox-extra/videothumbnail-0.1.12-r1" [ebuild])