pub unsafe extern "C" fn EC_GROUP_get_ecparameters(
group: *const ec_group_st,
params: *mut ec_parameters_st,
) -> *mut ec_parameters_st
pub unsafe extern "C" fn EC_GROUP_get_ecparameters(
group: *const ec_group_st,
params: *mut ec_parameters_st,
) -> *mut ec_parameters_st