Please help with aliasing

BlitzMax Forums/BlitzMax Programming/Please help with aliasing

Hello! Several months ago Indiepath posted the DrawTexturedPoly function
for BMax 1.10, I think. Look at this shot (DX7):



And look at this shot, which was compiled on BMax 1.14 (DX7):



Please help) How to antialias the boxes?
P.S: BMax 1.14 (OpenGL) works fine