+extern const char wgt_config_string_readonly[];
+extern const char wgt_config_string_required[];
+extern const char wgt_config_string_short[];
+extern const char wgt_config_string_src[];
+extern const char wgt_config_string_type[];
+extern const char wgt_config_string_value[];
+extern const char wgt_config_string_version[];
+extern const char wgt_config_string_viewmodes[];
+extern const char wgt_config_string_widget[];