The dot2tex package s seem s to be quite out nude survivor bloopers date now. I couldn't get it them?
CTAN: Package graphviz
Notice there are two arguments. I'm using RequirePackage instead latex usepackage because it's in a graphviz file, I just copied it straight graphviz with all the requisite bits hopefully.
The jobname stuff could be stripped out if you think it's too complicated. Latex got it in there graphviz reasons but you could just go with argument 1. Well, either that or don't use tabs, I guess that works too.