Hi, in man 3 readdir_r (man-pages-3.24, page date 2009-07-04) the possible return values are described as: "The readdir_r() function returns 0 on success. On error, it returns a positive error number." It is not mentioned which possible error numbers may occur. Thank You Felix -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html