ntux: native translation und extension
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  Copyright (C) 2016--2018  Z. Gilboa

  This library is currently released under the GPLv2 and GPLv3 (see
  COPYING.NTUX for the relevant text). If you wish to use this
  library with a different license, please contact the author
  at <writeonce at midipix dot org> and briefly describe the type
  of license (or license exception) that you would like to obtain.