* sysdep.c (read_input_waiting): Set e.frame_or_window, not

* sysdep.c (read_input_waiting): Set e.frame_or_window, not
	e.frame; the latter doesn't exist anymore.

	* sysdep.c (start_of_data): If ORDINARY_LINK is #defined, we don't
	have the data_start symbol defined, so we'll just use the address
	of environ.

	* sysdep.c (init_baud_rate): Use input_fd, instead of fd; the
	latter is undefined.