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/libp11-0.4.17::gentoo  USE="-doc -static-libs -test -verify-sig" 563 KiB
[ebuild  N     ] sys-auth/pam_p11-0.6.0::gentoo  426 KiB

Total: 2 packages (2 new), Size of downloads: 988 KiB