Function grpcio_sys::grpc_tls_key_materials_config_set_version

pub unsafe extern "C" fn grpc_tls_key_materials_config_set_version(
    config: *mut grpc_tls_key_materials_config, 
    version: c_int
) -> c_int

Set grpc_tls_key_materials_config instance with a provided version number, which is used to keep track of the version of key materials. It returns 1 on success and 0 on failure. It is used for experimental purpose for now and subject to change.