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LD_SWITCH_SYSTEM inherited from irix5-0.h.

the args, always return a multibyte string.

recording and restoring old alarm handler

(polling_for_input): Removed because unused.
(input_poll_signal) [POLL_FOR_INPUT]: Removed.
(poll_timer): New variable.
(poll_for_input, poll_for_input_1): New functions.
(start_polling, stop_polling): Rewritten.

(create_process_1): Rewritten.
(create_process): Use atimers instead of alarm.
(wait_reading_process_input) [hpux]: Turn atimers off instead
of turning off SIGALRM.
(wait_reading_process_input): Turn off atimers instead off
calling stop_polling.

(toolkit_scroll_bar_interaction): New variable.
(Fxt_process_timeouts): Removed.
(x_process_timeouts): New function.
(xt_action_hook): Clear toolkit_scroll_bar_interaction.
(x_send_scroll_bar_event): Set toolkit_scroll_bar_interaction.
(x_make_frame_visible): Call poll_for_input_1 instead of
input_poll_signal.  Don't call alarm.
(x_initialize): Install timer calling x_process_timeouts.

(UNBLOCK_INPUT): Rewritten.  Handle pending atimers.

(popup_activate_callback) [USE_MOTIF]: Increment
popup_activated_flag.
(popup_deactivate_callback) [USE_MOTIF]: Decrement it.

(atimer.o): New target.

add XmNunmapCallback.
(xm_unmap_callback): New function.
(xm_pull_down_callback): Call pre-activate callback only if
parent is the menu bar.

(scroll-bar-toolkit-scroll): Don't use a timer.

superfluous `a'.

Don't use -cckr -- apparently not now necessary.

screen boundary.

the palette.
(w32_wnd_proc) [WM_ERASE_BACKGROUND]: Pass device context of frame
to w32_clear_rect.

here. Callers changed to always pass real device context.
(w32_draw_bitmap): Likewise.
(w32_get_glyph_overhangs): Likewise.
(w32_draw_box_rect): Make use of s->hdc rather than getting a new one.
(w32_set_vertical_scroll_bar): Pass correct HWND parameters to
pfnSetScrollInfo and SetScrollRange.
(x_get_char_face_and_encoding): Don't turn iso8859-1 characters
back into MULE characters after decoding them.
(x_get_glyph_face_and_encoding): Likewise.
(w32_per_char_metric): Use GetCharExtentPoint32W as fallback when
GetCharABCWidthsW fails, since this is defined on Windows 9x.
(x_produce_glyphs): Calculate per char metrics for a character
that we know exists in default font when font_not_found_p is true.

(add_menu_item): Native checkbox and radio support added, but not yet
enabled due to bugs.
(push_menu_item): Add parameters type, selection and help.
Callers updated.
Formatting changes to reduce unnecessary diffs with xmenu.c.

Use SELECTED_FRAME macro.

Skeleton support for images, toolbars, tooltips from xfns.c.
(Fx_create_frame): Use system default for default scroll bar width.
(w32_get_arg): Renamed from x_get_arg.
(Fx_file_dialog): New function.
(w32_list_fonts): Check cache before asking system.
(Vw32_enable_synthesized_fonts): New variable.
(Vw32_enable_italics): Obsolete, removed.

(change_line_highlight): New prototype for new redisplay.
(write_glyphs): Support multibyte text. Support faces.