void prop_set32(Window win, Atom prop, Atom type, gulong val);
void prop_set_array32(Window win, Atom prop, Atom type, gulong *val,
guint num);
void prop_set32(Window win, Atom prop, Atom type, gulong val);
void prop_set_array32(Window win, Atom prop, Atom type, gulong *val,
guint num);