[!HAVE_CARBON]: Include Quickdraw.h instead of QuickDraw.h.

[!HAVE_CARBON]: Include Quickdraw.h instead of QuickDraw.h.
(XtPointer): Move typedef from macmenu.c.
(enum button_type): Move enum from macmenu.c.
(widget_value): Move typedef from macmenu.c.
(M_APPLE, I_ABOUT, EXTRA_STACK_ALLOC, ARGV_STRING_LIST_ID)
(DIALOG_LEFT_MARGIN, DIALOG_TOP_MARGIN, DIALOG_RIGHT_MARGIN)
(DIALOG_BOTTOM_MARGIN, DIALOG_MIN_INNER_WIDTH, DIALOG_MAX_INNER_WIDTH)
(DIALOG_BUTTON_BUTTON_HORIZONTAL_SPACE)
(DIALOG_BUTTON_BUTTON_VERTICAL_SPACE, DIALOG_BUTTON_MIN_WIDTH)
(DIALOG_TEXT_MIN_HEIGHT, DIALOG_TEXT_BUTTONS_VERTICAL_SPACE)
(DIALOG_ICON_WIDTH, DIALOG_ICON_HEIGHT, DIALOG_ICON_LEFT_MARGIN)
(DIALOG_ICON_TOP_MARGIN): Move defines from macmenu.c.
(Selection): Move typedef from macselect.c.
(RAM_TOO_LARGE_ALERT_ID, ABOUT_ALERT_ID) [MAC_OS8]: Move defines from
macterm.c.
(mac_set_window_title, mac_set_window_modified, mac_is_window_visible)
(mac_is_window_collapsed, mac_bring_window_to_front)
(mac_send_window_behind, mac_hide_window, mac_show_window)
(mac_collapse_window, mac_front_non_floating_window)
(mac_active_non_floating_window, mac_activate_window)
(mac_move_window_structure, mac_move_window, mac_size_window)
(mac_get_global_mouse, mac_is_window_toolbar_visible): New defines.