pub unsafe extern fn cuncsd2by1_(jobu1: *const c_char, jobu2: *const c_char, jobv1t: *const c_char, m: *const lapack_int, p: *const lapack_int, q: *const lapack_int, x11: *mut lapack_complex_float, ldx11: *const lapack_int, x21: *mut lapack_complex_float, ldx21: *const lapack_int, theta: *mut lapack_complex_float, u1: *mut lapack_complex_float, ldu1: *const lapack_int, u2: *mut lapack_complex_float, ldu2: *const lapack_int, v1t: *mut lapack_complex_float, ldv1t: *const lapack_int, work: *mut lapack_complex_float, lwork: *const lapack_int, rwork: *mut c_float, lrwork: *const lapack_int, iwork: *mut lapack_int, info: *mut lapack_int)