>>> Emerging : portage://sys-libs/zlib-1.3.1-r1:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ download  portage://sys-libs/zlib-1.3.1-r1
             │           └─ file ─┤ 1.25 Mb  	 zlib-1.3.1.tar.xz

Total: 1 action (1 download), grouped into 1 step.
       1.25 Mb to be downloaded.