primitive_server_socket,
primitive_close_fd,
primitive_accept_fd,
+ primitive_can_read_line,
+ primitive_add_read_line_io_task,
primitive_read_line_fd_8,
+ primitive_can_write,
+ primitive_add_write_io_task,
primitive_write_fd_8,
- primitive_flush_fd,
+ primitive_next_io_task,
primitive_room,
primitive_os_env,
primitive_millis,