I had the same problem on Slackware 10/Audioslack no matter what wine I used. Went to RH9 / CCRMA and it works ... perfectly for me & NI Kontakt. I did Fedora Core 3/CCRMA last week and was able to build fst / jack_fst successfully there too, though I have'nt tested it much yet. HTH, Cheers.