bool operator!=(const stlab::annotate & x, const stlab::annotate & y) (1) bool operator!=(const stlab::regular & lhs, const stlab::regular & rhs) (2) (1) bool operator!=(const stlab::annotate & x, const stlab::annotate & y) MISSING Parameters const stlab::annotate & x const stlab::annotate & y (2) bool operator!=(const stlab::regular & lhs, const stlab::regular & rhs) MISSING Parameters const stlab::regular & lhs const stlab::regular & rhs