arthur@arthur-Aspire-5820TG:~$ export DEBFULLNAME= asdf
arthur@arthur-Aspire-5820TG:~$ export DEBEMAIL=fghj
arthur@arthur-Aspire-5820TG:~$ cd Desktop/
arthur@arthur-Aspire-5820TG:~/Desktop$ sh update-wine.sh
DEBFULLNAME and DEBEMAIL environment variables not found.  Add them to your .bashrc file.
export DEBFULLNAME="Name"
export DEBEMAIL="Email"