string_map_insert (&options, "box", box);
register_driver (&options, "-");
-
+#if 0
/* Render to <base>.pdf. */
string_map_insert (&options, "top-margin", "0");
string_map_insert (&options, "bottom-margin", "0");
register_driver (&options, "%s.spv", output_base);
register_driver (&options, "%s.html", output_base);
register_driver (&options, "%s.tex", output_base);
-
+#endif
string_map_destroy (&options);
}