get_nat_lines
Description:
Gets the `nat-lines` of the inscription.
See the [property@Gtk.Inscription:nat-lines] property.
Parameters:
| this | a `GtkInscription` | 
Returns:
| the nat-lines property | 
Gets the `nat-lines` of the inscription.
See the [property@Gtk.Inscription:nat-lines] property.
| this | a `GtkInscription` | 
| the nat-lines property |