pub unsafe extern "C" fn zgesdd_(
jobz: *const c_char,
m: *const c_int,
n: *const c_int,
a: *mut Rcomplex,
lda: *const c_int,
s: *mut c_double,
u: *mut Rcomplex,
ldu: *const c_int,
vt: *mut Rcomplex,
ldvt: *const c_int,
work: *mut Rcomplex,
lwork: *const c_int,
rwork: *mut c_double,
iwork: *mut c_int,
info: *mut c_int,
)