> Silly me! FreeType already offers the necessary functionality (see > `ftcid.h`): > > FT_Get_CID_Is_Internally_CID_Keyed > FT_Get_CID_From_Glyph_Index > > I'll prepare a fix.
Here it is: https://gitlab.com/lilypond/lilypond/-/merge_requests/474 Please test! Werner