Added stub for wxIsPlatform64Bit.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40709 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/os2/utils.cpp

@@ -317,6 +317,13 @@ wxString wxGetOsDescription()
     return strVer;
 }
 
+bool wxIsPlatform64Bit()
+{
+    // FIXME: No idea how to test for 64 bit processor
+    //        (Probably irrelevant anyhow, though).
+    return false;
+}
+
 void wxAppTraits::InitializeGui(unsigned long &WXUNUSED(ulHab))
 {
 }