anchor.diff:  	["pythonSupport" "python"]
   	["perlSupport" "perl"]
   	["tclSupport" "tcl"]
  +	["eclSupport" "ecl" "gmp" "mpfr"]
   	["true" "ncurses"]
   	["false" "libSM"]
   	];
  
positive.code: args.stdenv.mkDerivation {
    name = args.lib.condConcat "vim-7.2" nameSuffixes check;
   
    src = args.fetchurl {
      url = ftp://ftp.vim.org/pub/vim/unix/vim-7.2.tar.bz2;
      sha256 = "11hxkb6r2550c4n13nwr0d8afvh30qjyr5c2hw16zgay43rb0kci";
    };
   
    inherit (args) ncurses;
  
  
negative.code: 	"perlSupport" " --enable-perlinterp "
  	"tclSupport" " --enable-tclinterp "
  	"ximSupport" " --enable-xim "
  	"eclSupport" " --enable-eclinterp "
  	];
  	buildInputsNames = args.lib.filter (x: (null!=getVal x)) 
  		(args.lib.uniqList {inputList = 
  