ebrake@medusa ~ $ emerge -pvuDN world

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

Calculating world dependencies... done!
[ebuild     U ] sys-apps/man-pages-2.76 [2.75] USE="nls" 0 kB
[ebuild     U ] sys-libs/com_err-1.40.4 [1.40.3] USE="nls" 0 kB
[ebuild     U ] sys-libs/ss-1.40.4 [1.40.3] USE="nls" 0 kB
[ebuild     U ] dev-libs/glib-2.14.5 [2.14.3] USE="-debug -doc -hardened" 0 kB
[ebuild     U ] sys-fs/e2fsprogs-1.40.4 [1.40.3] USE="nls -static" 0 kB
[ebuild     U ] net-firewall/iptables-1.3.8-r3 [1.3.8-r2] USE="-extensions -imq -ipv6 -l7filter -static" 0 kB 

Total: 6 packages (6 upgrades), Size of downloads: 0 kB