minor Configure / makefiles updates

Removed mor (egcs) warnings
  Updated version to 2.0.1 in version.h
  Several corrections for strict compilers
  OpenGL updates
  new wxApp::InitVisual() for overriding in order to set non-default visual
    (unportable, of course)
  Added makefiles for DialogEd and Tex2Rtf
  made wxGTK compile with Tex2Rtf
  Added BEGIN_DRAG event to tree ctrl
  Added missing #include to lexel.l (unistd.h) (MSW?)
  new wxGTK.spec
  turned one or two more #ifdef into #if


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1349 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk1/utilsres.cpp

@@ -255,10 +255,14 @@ bool wxGetResource(const wxString& section, const wxString& entry, char **value,
         // home directory instead of current directory -- JACS
         (void)GetIniFile(buffer, file);
 
-        wxNode *node = wxTheResourceCache->Find(buffer);
+        wxNode *node = (wxNode*) NULL;  /* suppress egcs warning */
+	node = wxTheResourceCache->Find(buffer);
         if (node)
+	{
             database = (XrmDatabase)node->Data();
-        else {
+	}
+        else 
+	{
             database = XrmGetFileDatabase(buffer);
             wxLogTrace(wxTraceResAlloc, "Get: Number = %d", wxTheResourceCache->Number());
             wxTheResourceCache->Append(buffer, (wxObject *)database);