Don't add xorg-x11 as it now pulls in the X server. Instead add individual packages.

x/world

@@ -5,4 +5,42 @@ x11-apps/xedit
 x11-apps/xeyes
 x11-apps/xload
 x11-apps/xlogo
-x11-base/xorg-x11
+x11-apps/appres
+x11-apps/bitmap
+x11-apps/iceauth
+x11-apps/luit
+x11-apps/mkfontdir
+x11-apps/mkfontscale
+x11-apps/sessreg
+x11-apps/setxkbmap
+x11-apps/smproxy
+x11-apps/x11perf
+x11-apps/xauth
+x11-apps/xbacklight
+x11-apps/xcmsdb
+x11-apps/xcursorgen
+x11-apps/xdpyinfo
+x11-apps/xdriinfo
+x11-apps/xev
+x11-apps/xf86dga
+x11-apps/xgamma
+x11-apps/xhost
+x11-apps/xinput
+x11-apps/xkbcomp
+x11-apps/xkbevd
+x11-apps/xkbutils
+x11-apps/xkill
+x11-apps/xlsatoms
+x11-apps/xlsclients
+x11-apps/xmodmap
+x11-apps/xpr
+x11-apps/xprop
+x11-apps/xrandr
+x11-apps/xrdb
+x11-apps/xrefresh
+x11-apps/xset
+x11-apps/xsetroot
+x11-apps/xvinfo
+x11-apps/xwd
+x11-apps/xwininfo
+x11-apps/xwud