delta arrummzen # emerge -pv beryl

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

Calculating dependencies   
!!! All ebuilds that could satisfy "beryl" have been masked.
!!! One of the following masked packages is required to complete your request:
- x11-wm/beryl-0.1.4 (masked by: ~x86 keyword)
- x11-wm/beryl-0.1.99.2 (masked by: ~x86 keyword)
- x11-wm/beryl-0.1.3 (masked by: ~x86 keyword)
- x11-wm/beryl-9999 (masked by: missing keyword)

For more information, see MASKED PACKAGES section in the emerge man page or 
refer to the Gentoo Handbook.