/* Pops up the Regression dialog box */
void
-regression_dialog (gpointer data)
+regression_dialog (PsppireDataWindow *de)
{
gint response;
struct regression_dialog rd;
GtkBuilder *xml = builder_new ("regression.ui");
- PsppireDataWindow *de = PSPPIRE_DATA_WINDOW (data);
PsppireVarStore *vs;
GtkWidget *dialog = get_widget_assert (xml, "regression-dialog");