anchor.diff:    buildInputs = [
       bzip2
       cairo
  +    fontconfig
       gdk-pixbuf_unwrapped
       glib
       gobject-introspection
  
positive.code:       -e "s#\$(GDK_PIXBUF_QUERYLOADERS)#GDK_PIXBUF_MODULEDIR=$GDK_PIXBUF/loaders \$(GDK_PIXBUF_QUERYLOADERS)#"
    '';
  
    passthru = {
      srcVerification = fetchurl {
        failEarly = true;
  
negative.code: 
  , bzip2
  , cairo
  , fontconfig
  , gdk-pixbuf_unwrapped
  , glib
  , gobject-introspection
  