cannot build 3rd party drivers - by: chexmix

Hi all -

I purchased a ZWO ASI120-MC-S a couple of weeks ago and have been trying to get it to work on my Slackware Linux box.

I successfully build libindi-1.2.0 from source, but when I attempt to build the third-party drivers (using the instructions in the README), I get



I got some hits when I googled parts of this, but none of the ones I looked at helped me ... what do I need to do here?

Thanks,

Glenn