autogen: missing graphviz dependency?

[Michael Stahl]

On 04.11.2017 21:51, Paolo Benvenuto wrote:
> running make on libreoffice code I got errors complaining a missing dot
> program. I could know from the web that debian/ubuntu graphviz package
> install that executable.
> 
> Perhaps a check on that app is missing in autogen?

sounds plausible; the CI results are that 3 out of 4 builders have
doxygen but not dot, but apparently it hasn't been a problem before?

https://gerrit.libreoffice.org/#/c/44408/

not sure what to make of this...