ox.h in ox-1.9.0

- old
+ new

@@ -220,11 +220,13 @@
 
 extern struct _Options	ox_default_options;
 
 extern VALUE	Ox;
 
+extern ID	ox_at_column_id;
 extern ID	ox_at_content_id;
 extern ID	ox_at_id;
+extern ID	ox_at_line_id;
 extern ID	ox_at_value_id;
 extern ID	ox_attr_id;
 extern ID	ox_attr_value_id;
 extern ID	ox_attributes_id;
 extern ID	ox_beg_id;