anchor.diff:  assert x11Support -> xlibsWrapper != null;
   assert cupsSupport -> cups != null;
   let
  -  version = "9.20";
  -  sha256 = "1az0dnvgingqv78yvfhzmx1zavn5sv1xrrscz984hy3gvz2ks3rw";
  +  version = "9.${ver_min}";
  +  ver_min = "22";
  +  sha256 = "1fyi4yvdj39bjgs10klr31cda1fbx1ar7a7b7yz7v68gykk65y61";
   
     fonts = stdenv.mkDerivation {
       name = "ghostscript-fonts";
  
positive.code:   name = "ghostscript-${version}";
  
    src = fetchurl {
      url = "https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs920/${name}.tar.xz";
      inherit sha256;
    };
  
  
negative.code:       of output drivers for various file formats and printers.
      '';
  
      license = stdenv.lib.licenses.agpl3;
  
      platforms = stdenv.lib.platforms.all;
      maintainers = [ stdenv.lib.maintainers.viric ];
  