return TRUE;
void Gtk_button_set_use_underline(int ARI, ei_x_buff *XBUF, char *B, int *I){  GtkButton* object;  gboolean use_underline;  /* no return value */  if ( ! gn_check_arity(XBUF, 2, ARI) ) return;  if ( ! gn_get_arg_object(XBUF, B, I, GTK_TYPE_BUTTON, (GObject**)&object) ) return;  if ( ! gn_get_arg_gboolean(XBUF, B, I, &use_underline) ) return;  gtk_button_set_use_underline(object, use_underline);  gn_put_void(XBUF);}