anchor.diff:        (if i3Support || i3GapsSupport then jsoncpp else null)
         (if i3Support then i3 else null)
         (if i3GapsSupport then i3-gaps else null)
  -
  -      (if i3Support || i3GapsSupport then makeWrapper else null)
       ];
   
       postInstall = if i3Support
  
positive.code:         having a black belt in shell scripting.
        '';
        license = licenses.mit;
        maintainers = with maintainers; [ afldcr Br1ght0ne ];
        platforms = platforms.linux;
      };
  }
  
negative.code: 
  assert alsaSupport   -> alsaLib       != null;
  assert githubSupport -> curl          != null;
  assert mpdSupport    -> libmpdclient  != null;
  assert pulseSupport  -> libpulseaudio != null;
  
  assert iwSupport     -> ! nlSupport && wirelesstools != null;
  