xproto 7.0.13 breaks tcl

[bf]

> Given the next xorg update is bumping xproto to 7.0.13, you will need to patch
> a number of tcl ports.

...

And while you're taking care of the remainder, please don't forget
x11-toolkits/p5-Tk, which is essentially a rewrite of parts of Tk in perl, and so suffers from the xproto changes as well.  (If I recall correctly,
it builds and installs under the new xorg, but doesn't function properly.)
I submitted a patch to update to the latest version, which the upstream
maintainer claims addresses most of the problems:

http://www.freebsd.org/cgi/query-pr.cgi?pr=130626


Regards,
            b.