anchor.diff: -{ stdenv, fetchurl, groff }:
  +{ stdenv, fetchurl }:
   
   stdenv.mkDerivation rec {
     name = "mksh-${version}";
  
positive.code:       systems.
      '';
      homepage = "https://www.mirbsd.org/mksh.htm";
      license = licenses.free;
      maintainers = with maintainers; [ AndersonTorres nckx ];
      platforms = platforms.unix;
    };
  
  
negative.code:     sha256 = "19ivsic15903hv3ipzk0kvkaxardw7b99s8l5iw3y415lz71ld66";
    };
  
    buildPhase = ''sh ./Build.sh -r -c lto'';
  
    installPhase = ''
      install -D -m 755 mksh $out/bin/mksh
      install -D -m 644 mksh.1 $out/share/man/man1/mksh.1
      install -D -m 644 dot.mkshrc $out/share/mksh/mkshrc
    '';
  
  