pub unsafe extern fn LAPACKE_cunbdb(matrix_layout: c_int, trans: c_char, signs: c_char, m: lapack_int, p: lapack_int, q: lapack_int, x11: *mut lapack_complex_float, ldx11: lapack_int, x12: *mut lapack_complex_float, ldx12: lapack_int, x21: *mut lapack_complex_float, ldx21: lapack_int, x22: *mut lapack_complex_float, ldx22: lapack_int, theta: *mut c_float, phi: *mut c_float, taup1: *mut lapack_complex_float, taup2: *mut lapack_complex_float, tauq1: *mut lapack_complex_float, tauq2: *mut lapack_complex_float) -> lapack_int