anchor.diff:    '';
   
     configureFlags = [
  -#    "--enable-gtk-doc"
  +    # "--enable-gtk-doc"
       "--enable-man"
       "--enable-valgrind-tests"
       "--with-psl-distfile=${publicsuffix-list}/share/publicsuffix/public_suffix_list.dat"
  
positive.code: 
    enableParallelBuilding = true;
  
    doCheck = true;
  
    meta = with stdenv.lib; {
      description = "C library for the Publix Suffix List";
  
negative.code: { stdenv
  , fetchurl
  , autoreconfHook
  , docbook_xsl
  , docbook_xml_dtd_43
  , gtk-doc
  , lzip
  , libidn2
  , libunistring
  , libxslt
  , pkgconfig
  , python3
  , valgrind
  , publicsuffix-list
  }:
  
  