Cannot run Clamav

[Markus Schönhaber]

Graham Watkins wrote:

> I first installed the version shown under Synaptic Package Manager but 
> whenever I  tried to run it I was informed that this version was out of 
> date and so far as I could tell that was the end of the exercise.

End of the exercise? Why? What was the actual problem besides clamav
informing you of the availability of a newer upstream release?

There even might be a newer version in the backports-repository for your
Ubuntu version.

> I then uninstalled that version and tried compiling it from source. This 
> failed with the following output:
[...]
> checking for gcc... gcc
> checking for C compiler default output file name...
> configure: error: C compiler cannot create executables

You need to install the required development tools and libraries.
Installing build-essential might be a useful first step.

Regards
  mks