Looks like Wine takes a crap here...

Running Baldur's Gate: The Original Saga settings
[drunk][06/05/2018_00:31:49] WINEDEBUG=trace+x11settings
[drunk][06/05/2018_00:31:49] WINEDLLOVERRIDES=mscoree,mshtml=
[drunk][06/05/2018_00:31:49] WINEPREFIX=/home/segaboy/Games/Baldurs Gate The Original Saga/drunk/../prefix/
[drunk][06/05/2018_00:31:49] starting wine
[drunk][06/05/2018_00:31:50] wine run ended

This is 18.04. I'm running Xorg,

You might want to give a try to the ./play.it installation method.

It should automagically set up everything needed to run the game through WINE, without any tinkering needed on your side.

set winedebug to +all and see if something turns up