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

Calculating world dependencies -
!!! All ebuilds that could satisfy ">=dev-db/edb-1.0.5" have been masked.
!!! One of the following masked packages is required to complete your request:
- dev-db/edb-1.0.5 (masked by: )
- dev-db/edb-1.0.5.007 (masked by: )

For more information, see MASKED PACKAGES section in the emerge man page or
refer to the Gentoo Handbook.
(dependency required by "x11-libs/evas-9999" [installed])



!!! Problem resolving dependencies for x11-libs/ewl
!!! Depgraph creation failed.


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package.mask

>=x11-drivers/nvidia-drivers-1.0.9700
#>=x11-base/xorg-server-1.3.0.0
=x11-base/xorg-server-1.4*
=x11-base/xorg-x11-7.3
>=x11-proto/renderproto-0.9.3
>=x11-libs/libXrender-0.9.4