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

Calculating dependencies ... done!
Dependency resolution took 0.95 s (backtrack: 1/20).


!!! All ebuilds that could satisfy ">=media-libs/rlottie-0.0.1_pre20200424:=" have been masked.
!!! One of the following masked packages is required to complete your request:
- media-libs/rlottie-0.2_p20210405::gentoo (masked by: JSON license(s))
A copy of the 'JSON' license is located at '/Volumes/Disk 1/Repository/portage-git/licenses/JSON'.


(dependency required by "dev-libs/efl-1.28.1::gentoo[json]" [ebuild])
(dependency required by "=dev-libs/efl-1.28.1" [argument])
For more information, see the MASKED PACKAGES section in the emerge
man page or refer to the Gentoo Handbook.