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

Calculating dependencies ... done!
Dependency resolution took 0.85 s (backtrack: 0/20).


!!! All ebuilds that could satisfy "=app-emulation/virtualbox-extpack-oracle-7.2.16" have been masked.
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- app-emulation/virtualbox-extpack-oracle-7.2.16::gentoo (masked by: PUEL-12 license(s))
A copy of the 'PUEL-12' license is located at '/Volumes/Disk 1/Repository/portage-git/licenses/PUEL-12'.


For more information, see the MASKED PACKAGES section in the emerge
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