+ else if (scm_is_eq (head, ly_symbol2scm ("output-attributes")))
+ {
+ SCM attributes = scm_cadr (expr);
+
+ (*func) (func_arg, scm_list_2 (ly_symbol2scm ("start-group-node"),
+ ly_quote_scm (attributes)));
+ interpret_stencil_expression (scm_caddr (expr), func, func_arg, o);
+ (*func) (func_arg, scm_list_1 (ly_symbol2scm ("end-group-node")));
+
+ return;
+ }
+ else if (scm_is_eq (head, ly_symbol2scm ("rotate-stencil")))