anchor.diff:      path = "yankring";
     };
   
  -  ctrlp = simpleDerivation rec {
  +  ctrlp = buildVimPlugin rec {
       version = "1.79";
       name    = "vim-ctrlp-${version}";
   
  
positive.code:     };
    };
  
    taglist = simpleDerivation {
      name = "vim-taglist-4.6";
      meta = with stdenv.lib; {
        description = "Source code browser plugin";
  
negative.code:     postInstall = false;
    };
  
    vimshell = buildVimPlugin rec {
      version = "9.2";
      name = "vimshell-${version}";
  
  