* Make-lang.in (F77_OBJS, f77.mostlyclean, f/com.o): Update.
	(f/f-options.c, f/f-options.h): New.
	* com.c: Include opts.h and f-options.h.
	(ffecom_decode_include_option_): Remove.
	(LANG_HOOKS_HANDLE_OPTION): New.
	(LANG_HOOKS_DECODE_OPTION): Drop.
	(struct file_name_list, ffecom_decode_include_option,
	ffecom_open_include_): Constify.
	* com.h (ffecom_decode_include_option): Update.
	* lang.opt: New.
	* top.c: Include f-options.h, opts.h.
	(ffe_is_digit_string_): Constify.
	(ffe_decode_option): Transform to ffe_handle_option.
	* top.h (ffe_decode_option): Replace with ffe_handle_option.

From-SVN: r67628