<font face="Arial, Verdana">Looks like they have renamed libmono-winforms2.0-cil but I do not underdstand if they take the replacement or not. I speak no french. Anyhow I see mono was installed. You shoudl also install</font>
<font face="Arial, Verdana">sudo apt-get install build-essential</font>
<font face="Arial, Verdana">which should contain g++ or at least did it in past. Then compiling SetBaudrate would succeed. Maybe install g++ seperately.</font>
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<font face="Arial, Verdana">Apart from this what is the error when starting the host?</font>