(enum warnlevel): New data type.
(check_memory_limits): Rewrite the logic about warnings.
Use standard `struct rlimit'. Check return values for nonsense.
(memory_warnings): Always clear lim_data.
(x_draw_glyph_string_foreground)
(x_draw_composite_glyph_string_foreground)
(x_draw_image_foreground): Don't subtract 1 from width and height
arguments to mac_draw_rectangle.
(x_draw_hollow_cursor): Add 1 to w->phys_cursor_width.
(x_set_toolkit_scroll_bar_thumb, x_scroll_bar_create)
(XTset_vertical_scroll_bar) [USE_TOOLKIT_SCROLL_BARS]: Don't show
scroll bar if it is not tall enough to display scroll bar thumb.
[USE_CARBON_EVENTS] (mac_convert_event_ref)
(mac_handle_command_event, mac_handle_window_event)
(mac_handle_mouse_event): Check error code of GetEventParameter.
(convert_fn_keycode) [MAC_OSX]: Likewise.
(x_set_scroll_bar_foreground, x_set_scroll_bar_background): Remove
unnecessary prototypes.
(x_set_scroll_bar_default_width): Use
MAC_AQUA_VERTICAL_SCROLL_BAR_WIDTH.
(mac_set_scroll_bar_width): New function.
(mac_frame_parm_handlers): Set it as handler for scroll-bar-width.
that non-toolkit tool-bars must occupy an integral number of screen
lines, by distributing the rows evenly over the tool-bar screen area.
(Vtool_bar_border): New variable.
(syms_of_xdisp): DEFVAR_LISP it.
(display_tool_bar_line): Add HEIGHT arg for desired row height. Make
tool-bar row the desired height. Use default face for border below
tool-bar.
(tool_bar_lines_needed): Add N_ROWS arg. Use it to return number of
actual tool-bar rows.
(redisplay_tool_bar): Calculate f->n_tool_bar_rows initially.
Adjust the height of the tool-bar rows to fill tool-bar screen area.
(redisplay_tool_bar): Calculate f->n_tool_bar_rows when tool-bar area
is resized.
(x_reply_selection_request): Put x_uncatch_errors in an unwind.
(Fx_get_atom_name): Call x_uncatch_errors earlier.
* window.c (Qscroll_up, Qscroll_down): New syms.
(window_scroll_pixel_based): Make preserve_y static to avoid
getting point stuck when scrolling 1 line.
deleted variable default_suffixes.
(Fget_load_suffixes): New function.
(Fload): Use Fget_load_suffixes and Vload_file_rep_suffixes.
No longer use deleted variable default_suffixes. Update docstring.
(syms_of_lread): defsubr Sget_load_suffixes.
Expand `load-suffixes' docstring.
Delete default_suffixes and DEFVAR_LISP the new variable
`load-file-rep-suffixes'.
