pub unsafe extern "C" fn zstedc_(
compz: *const c_char,
n: *const lapack_int,
d: *mut c_double,
e: *mut c_double,
z: *mut lapack_complex_double,
ldz: *const lapack_int,
work: *mut lapack_complex_double,
lwork: *const lapack_int,
rwork: *mut c_double,
lrwork: *const lapack_int,
iwork: *mut lapack_int,
liwork: *const lapack_int,
info: *mut lapack_int,
)