The Crook (Luwian hieroglyph) is a Luwian language hieroglyph identical to the Egyptian language hieroglyph known as gardiner's S39, the common crook shape of a staff. A different crook-staff, the most common crook-staff shape from ancient Egypt is the "heqa–Crook", which is used in Egypt for ruler, governor, prince, chief, etc. For example, the Governor of On-Heliopolis.
Crook-staff (Luwian hieroglyph) Wikipedia
Crook of Hieroglyphic Luwian
(also found with a 'circle-shaped' end)
The Luwian crook, (Gardiner type S39), is a straight staff with a curving end.
The 'staff' hieroglyph is called "Lituus" in a Roman-(Latin language), convention; (see the ext link: ancientscripts).