pub unsafe extern "C" fn dlasd9_(
icompq: *mut c_int,
ldu: *mut c_int,
k: *mut c_int,
d: *mut c_double,
z: *mut c_double,
vf: *mut c_double,
vl: *mut c_double,
difl: *mut c_double,
difr: *mut c_double,
dsigma: *mut c_double,
work: *mut c_double,
info: *mut c_int,
)