\font\SILmfont={[/usr/local/texlive/2024/texmf-dist/fonts/opentype/gust/poltawski/antpoltsemiexpd-italic.otf]:+clig;+liga;+tlig;+onum}\SILmfont
\def\SILmfontname{AntPoltSemiExpd-Italic; Oldstyle Figures}%