Strange popen behavior on xen builders?

[orion at cora.nwra.com]

> Orion Poplawski <orion <at> cora.nwra.com> writes:
>> I'm running into some very strange behavior trying to build plplot which
>> uses cmake.
>
> We've also seen this with KDE 4 builds (perhaps not surprisingly, as KDE 4
> also
> uses cmake). Just yesterday I had to cancel and resubmit a konq-plugins
> build
> for that reason, I wanted to report it, but you were quicker. :-)
>
> IIRC, I have only seen this on F10 x86_64 builds.

Any idea when it started?  I built cmake 2.6.1 on the 5th...

- Orion