Index: plplot-5.9.7/drivers/qt.cpp
===================================================================
--- plplot-5.9.7.orig/drivers/qt.cpp	2011-01-04 17:25:22.000000000 +0100
+++ plplot-5.9.7/drivers/qt.cpp	2011-01-04 17:26:02.000000000 +0100
@@ -90,12 +90,14 @@
     ++appCounter;
     if ( qApp == NULL && appCounter == 1 )
     {
-        argc    = 1;
-        argv    = new char*[2];
+        argc    = 2;
+        argv    = new char*[3];
         argv[0] = new char[10];
-        argv[1] = new char[1];
+        argv[1] = new char[10];
+        argv[2] = new char[1];
         snprintf( argv[0], 10, "qt_driver" );
-        argv[1][0] = '\0';
+        snprintf( argv[1], 10, "-qws" );
+        argv[2][0] = '\0';
         new QApplication( argc, argv, isGUI );
         res = true;
     }