I dig out my old Version of FreePascal for Workbench 1.3 and I tried to use it with the latest FreePascal, and it seems not to work. Thats bad because the smaller exe size was after that, so the executables are still quiet big.
So I should check again how to do that.
But first I played a little bit with it and wrote a little Game for the Workbench. A Sodoku which worked quiet nice, just the graphics is rather difficult because many of the convenience feature to create Bitmaps and rastports and so on are not there so you have to do it by hand.
But finally it works: