since this commit:

https://github.com/funtoo/funtoo-overlay/commit/4ac81080185373d6a01d9031ee78ec4e59fb802a

portage wants to upgrade to x11-base/xorg-server-1.16.1-r3, but since x11-base/xorg-drivers-1.16, x11-proto/xproto-7.0.26 x11-proto/fontsproto-2.1.3 are still keyworded, i get:

x11-proto/xproto:0

(x11-proto/xproto-7.0.25::gentoo, installed) pulled in by
(no parents that aren't satisfied by other packages in this slot)

(x11-proto/xproto-7.0.26::gentoo, ebuild scheduled for merge) pulled in by
>=x11-proto/xproto-7.0.26 required by (x11-base/xorg-server-1.16.1-r3::gentoo, ebuild scheduled for merge)

x11-proto/fontsproto:0

(x11-proto/fontsproto-2.1.2::gentoo, installed) pulled in by
<x11-proto/fontsproto-2.1.3 required by (x11-libs/libXfont-1.4.8::gentoo, installed)

(x11-proto/fontsproto-2.1.3::gentoo, ebuild scheduled for merge) pulled in by
>=x11-proto/fontsproto-2.1.3 required by (x11-base/xorg-server-1.16.1-r3::gentoo, ebuild scheduled for merge)

x11-base/xorg-server:0

(x11-base/xorg-server-1.15.0-r1::gentoo, installed) pulled in by
x11-base/xorg-server:0/1.15.0= required by (x11-drivers/xf86-video-intel-2.21.15::gentoo, installed)
x11-base/xorg-server:0/1.15.0= required by (x11-drivers/xf86-input-evdev-2.8.2::gentoo, installed)
<x11-base/xorg-server-1.16.99:0/1.15.0= required by (x11-drivers/nvidia-drivers-343.36::gentoo, installed)

(x11-base/xorg-server-1.16.1-r3::gentoo, ebuild scheduled for merge) pulled in by
(no parents that aren't satisfied by other packages in this slot)