commented out wxCrtSetDbgFlag for WXUSINGDLL=1 (ie building apps using dll linkage)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1594 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/dummy.cpp

@@ -63,7 +63,9 @@ WinMain(HINSTANCE hInstance,
         LPSTR m_lpCmdLine,
         int nCmdShow )
 {
+#if !WXUSINGDLL
     wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);
+#endif
 
     return wxEntry((WXHINSTANCE) hInstance, (WXHINSTANCE) hPrevInstance,
                    m_lpCmdLine, nCmdShow);