xcb fubar'd

[Jeremy Huddleston]

$prefix/lib/X11/app-defaults is not supposed to be a symlink:

app-defaults -> ../../../../opt/local/etc/X11/app-defaults


--->  Activating xcb @2.4_2
Error: Target org.macports.activate returned: Image error: /opt/local/ 
lib/X11/app-defaults already exists and does not belong to a  
registered port.  Unable to activate port xcb.
Warning: the following items did not execute (for xcb):  
org.macports.activate
Error: Status 1 encountered during processing.