pub unsafe extern "C" fn rcl_action_take_cancel_request(
action_server: *const rcl_action_server_t,
request_header: *mut rmw_request_id_t,
ros_cancel_request: *mut c_void,
) -> rcl_ret_t
pub unsafe extern "C" fn rcl_action_take_cancel_request(
action_server: *const rcl_action_server_t,
request_header: *mut rmw_request_id_t,
ros_cancel_request: *mut c_void,
) -> rcl_ret_t