gtk/gtk_since_3_10.go
func (v *Label) SetLines(lines int) {
	C.gtk_label_set_lines(v.native(), C.gint(lines))
}
func (v *Label) SetLines(lines int) {
	C.gtk_label_set_lines(v.native(), C.gint(lines))
}
// SetLines() is a wrapper around gtk_label_set_lines().