2002-12-30  Morten Welinder  <terra@diku.dk>

	* src/sheet-style.c (cell_tile_style_new): Don't use res
	uninitialized, even if we compile with no checks.

	* src/gui-util.c (gnumeric_dialog_raise_if_exists): Return NULL on
	failure, not FALSE.
	* src/ranges.c (range_init_value): Ditto.
	* src/sheet-object-widget.c (sheet_widget_scrollbar_get_ref,
	sheet_widget_checkbox_get_ref): Ditto.
	* src/value-sheet.c (value_area_foreach): Ditto.