pub unsafe extern fn LAPACKE_zuncsd2by1_work(matrix_layout: c_int, jobu1: c_char, jobu2: c_char, jobv1t: c_char, m: lapack_int, p: lapack_int, q: lapack_int, x11: *mut lapack_complex_double, ldx11: lapack_int, x21: *mut lapack_complex_double, ldx21: lapack_int, theta: *mut lapack_complex_double, u1: *mut lapack_complex_double, ldu1: lapack_int, u2: *mut lapack_complex_double, ldu2: lapack_int, v1t: *mut lapack_complex_double, ldv1t: lapack_int, work: *mut lapack_complex_double, lwork: lapack_int, rwork: *mut c_double, lrwork: lapack_int, iwork: *mut lapack_int) -> lapack_int