touched up some code

qse/samples/awk/awk15.c

@@ -47,7 +47,7 @@ int main ()
 
 	qse_openstdsios ();
 
-	awk = qse_awk_openstd (0);
+	awk = qse_awk_openstd (0, QSE_NULL);
 	if (awk == QSE_NULL)  
 	{
 		qse_fprintf (QSE_STDERR, QSE_T("ERROR: cannot open awk\n"));