pub unsafe extern "C" fn spral_ssmfe_generalized_shift_double_complex(
rci: *mut spral_ssmfe_rciz,
sigma: f64,
left: c_int,
right: c_int,
mep: c_int,
lambda: *mut f64,
n: c_int,
x: *mut spral_double_complex,
ldx: c_int,
keep: *mut *mut c_void,
options: *const spral_ssmfe_options,
inform: *mut spral_ssmfe_inform,
)