Calculating dependencies \
!!! All ebuilds that could satisfy ">=dev-lang/spidermonkey-1.5-r2" have been masked.
!!! One of the following masked packages is required to complete your request:
- dev-lang/spidermonkey-1.5-r2 (masked by: ~x86 keyword)

For more information, see MASKED PACKAGES section in the emerge man page or
refer to the Gentoo Handbook.
(dependency required by "media-video/avidemux-2.3.0" [ebuild])