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

Calculating dependencies ... done!
Dependency resolution took 1.09 s (backtrack: 0/20).

[ebuild  N     ] dev-tcltk/tls-2.0-r1::gentoo  USE="-tk" 397 KiB
[ebuild  N     ] dev-tcltk/tdom-0.9.6::gentoo  USE="threads -test" 1495 KiB
[ebuild  N     ] dev-lang/tk-8.6.17:0/8.6::gentoo  USE="threads truetype (-aqua) -debug -test -xscreensaver" 4486 KiB
[ebuild  N     ] dev-tcltk/tcllib-2.0::gentoo  USE="-examples -test" 14524 KiB
[ebuild  N     ] dev-tcltk/bwidget-1.10.1::gentoo  USE="-doc -test" 249 KiB
[ebuild  N     ] dev-tcltk/tkimg-2.1.0-r1::gentoo  USE="-doc -static-libs -test" 12050 KiB
[ebuild  N     ] dev-tcltk/tktray-1.3.9-r3::gentoo  USE="threads -debug" 132 KiB
[ebuild  N     ] net-im/tkabber-1.1.2::gentoo  USE="ssl -plugins" 971 KiB

Total: 8 packages (8 new), Size of downloads: 34301 KiB