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

Calculating dependencies ... done!
Dependency resolution took 1.02 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/libisofs-1.5.8_p2::gentoo  USE="acl xattr zlib -debug -lfa-flags -projid -static-libs" 884 KiB

Total: 1 package (1 new), Size of downloads: 884 KiB