[texworks] building texworks r600 fails on SLED 11

[Jonathan Kew]

On 9 Apr 2010, at 09:48, Mike Willis wrote:

> 
> Building r600 fails on SUSE Linux Enterprise Desktop 11.
> If I had been subscribed when the 'building texworks r600 fails on
> Debian 5.04' was sent to the list I'd be replying to that as it appears
> to be the same issue.
....

I've just added a couple of #include's that may fix this.

If there are still problems building with older Qt versions, it would help if someone using such a setup could work through the issues and provide a patch that includes all the necessary fixes, rather than me dealing with them piecemeal.

JK