ObjFW  Diff

			 * escapeCString already throws an exception,
			 * no need to throw a second one here.
			 */
			free(xml);
			return NULL;
		}

		if (OF_UNLIKELY(!xf_resize_chars(&xml, &len, 1 + strlen(arg) + 
		    2 + strlen(esc_val) + 1))) {
			free(esc_val);
			@throw [OFNoMemException
			    newWithObject: nil
				  andSize: len + 1 + strlen(arg) + 2 +
					   strlen(esc_val) + 1];
		}