anchor.diff:      homepage = "https://www.bitlbee.org/";
       license = licenses.gpl2Plus;
   
  -    maintainers = with maintainers; [ pSub ];
  +    maintainers = with maintainers; [ lassulus pSub ];
       platforms = platforms.gnu ++ platforms.linux;  # arbitrary choice
     };
   }
  
positive.code: { lib, fetchurl, fetchpatch, stdenv, gnutls, glib, pkg-config, check, libotr, python2
  , enableLibPurple ? false, pidgin ? null
  , enablePam ? false, pam ? null
  }:
  
negative.code: 
    nativeBuildInputs = [ pkg-config ] ++ optional doCheck check;
  
    buildInputs = [ gnutls libotr python3 ]
      ++ optional enableLibPurple pidgin
      ++ optional enablePam pam;
  
  