http://bugs.winehq.org/show_bug.cgi?id=13891
--- Comment #60 from Hans Leidekker hans@meelstraat.net 2010-05-14 08:24:30 --- We could try pass a false negative like U+0d0a (MALAYALAM LETTER UU) to WM_DDE_EXECUTE. That might provide a hint whether native uses IsTextUnicode.