func (ps *PrintSettings) SetDuplex(duplex PrintDuplex) {
	C.gtk_print_settings_set_duplex(ps.native(), C.GtkPrintDuplex(duplex))
}
func (ps *PrintSettings) SetDuplex(duplex PrintDuplex) {
	C.gtk_print_settings_set_duplex(ps.native(), C.GtkPrintDuplex(duplex))
}
func ( ps * PrintSettings ) SetDuplex ( duplex PrintDuplex ) { C . gtk_print_settings_set_duplex ( ps . native ( ) , C . GtkPrintDuplex ( duplex ) ) }
// SetDuplex() is a wrapper around gtk_print_settings_set_duplex().
SetDuplex () is a wrapper around gtk_print_settings_set_duplex () .