>>> 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

 └─step  2─┤ downgrade portage://sys-libs/zlib-1.3.1-r1 (replaces pkg://sys-libs/zlib-1.3.2-r1)
             │           └─ conf ─┤ USE = "-minizip -static-libs -verify-sig"
             │                    │ SLOT = "0/1"

 └─step  3─┤ run     portage://sys-libs/zlib-1.3.1-r1

Total: 3 actions (1 download, 1 downgrade, 1 run), grouped into 3 steps.
       1.25 Mb to be downloaded.