anchor.diff:    meta = {
       description = "An open-source, cycle-accurate Nintendo multi-system emulator";
       longDescription = ''
  -      Higan (formerly bsnes) is a Nintendo multi-system emulator.
  +      Higan (formerly bsnes) is a multi-system game console emulator.
         It currently supports the following systems:
           - Nintendo's Famicom, Super Famicom (with subsystems: 
             Super Game Boy, BS-X Satellaview, Sufami Turbo); 
  
positive.code:     make compiler=c++ -C higan
    '';
  
    installPhase = ''
      install -dm 755 $out/bin $out/share/applications $out/share/higan $out/share/pixmaps
      install -m 755 icarus/out/icarus $out/bin/
  
negative.code:     install -m 644 higan/data/higan.desktop $out/share/applications/
      install -m 644 higan/data/higan.png $out/share/pixmaps/higan-icon.png
      install -m 644 higan/resource/logo/higan.png $out/share/pixmaps/higan-logo.png
      cp --recursive --no-dereference --preserve='links' --no-preserve='ownership' \
        higan/systems/* $out/share/higan/
    '';
  