MarsSeed [1] filed a deletion request for fsthost [2]: Discontinued, deprecated winelib based MIDI host, dual bin32-bin64 package. Last release was in 2016. [a]
It is not likely that it's useful to keep. [a]: https://sourceforge.net/projects/fsthost/files/ [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/fsthost/
