Function cusolverDnXstedc_bufferSize 

pub unsafe extern "C" fn cusolverDnXstedc_bufferSize(
    handle: cusolverDnHandle_t,
    params: cusolverDnParams_t,
    compz: cusolverEigComp_t,
    n: i64,
    dataTypeDE: cudaDataType,
    D: *const c_void,
    E: *const c_void,
    dataTypeZ: cudaDataType,
    Z: *const c_void,
    ldz: i64,
    computeType: cudaDataType,
    workspaceInBytesOnDevice: *mut size_t,
    workspaceInBytesOnHost: *mut size_t,
) -> cusolverStatus_t