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`field-result' to a string.

`--line-spacing'.

(automatic-hscrolling): New user-option.

from buffer or frame.
(automatic_hscrolling_p): New variable.
(hscroll_windows): Scroll windows horizontally only if automatic
hscrolling is allowed.
(syms_of_xdisp): New variable `automatic-hscrolling'.

(Fx_create_frame): Set line spacing from resources.
(Qline_spacing): New variable.
(syms_of_xfns): Initialize Qline_spacing.

(syms_of_buffer): Add `default-line-spacing' and `line-spacing'.
(reset_buffer): Don't initialize extra2 and extra3.  Intialize
extra_line_spacing from default value.
(init_buffer_once): Initialize default value of extra_line_spacing.

and extra3.

prompt_width.  Add extra line spacing.

sure cursor is in the right row afterwards, otherwise a use of
capability `ch' in cmgoto might leave the cursor in the row below.

name change: ch -> character.

directory doesn't exist.

(echo_now): Set echo_message_buffer to the echo area buffer used
to display the echo.
(cancel_echoing): Reset echo_message_buffer to nil.
(read_char): Code rewritten that handles canceling an echo or
echoing a dash, respectively.

(cl-mapc): Rename from mapc.  Fix the funcall.

(concat): Don't allow numeric args.
(Fconcat): Doc change.

(lang_names): Install it.
(Texinfo_suffixes): New variable.

instead define end_match(1|2) more carefully.
Use GET_CHAR_BEFORE_2 for `begline'.

(clone-indirect-buffer): Add optional arg NORECROD.
(toplevel): Bind `C-x 4 c' to clone-indirect-buffer-other-window.

non-existing variable comint-input-sentinel.
(inferior-lisp-args-to-list): Removed.
(inferior-lisp): Use split-string instead of
inferior-lisp-args-to-list.

(shrink-window-if-larger-than-buffer): Use count-screen-lines
instead of window-buffer-height.