GList *auxlist; // for ITEM_REPAINTSEL (brushes), ITEM_MOVESEL (depths)
struct Background *bg; // for ITEM_NEW_BG_ONE/RESIZE, ITEM_NEW_DEFAULT_BG
int val; // for ITEM_NEW_PAGE, ITEM_NEW_LAYER, ITEM_DELETE_LAYER, ITEM_DELETE_PAGE
GList *auxlist; // for ITEM_REPAINTSEL (brushes), ITEM_MOVESEL (depths)
struct Background *bg; // for ITEM_NEW_BG_ONE/RESIZE, ITEM_NEW_DEFAULT_BG
int val; // for ITEM_NEW_PAGE, ITEM_NEW_LAYER, ITEM_DELETE_LAYER, ITEM_DELETE_PAGE