merged 2.4 branch into the trunk

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18040 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/wxexpr.h

@@ -16,7 +16,7 @@
 #pragma interface "wxexpr.h"
 #endif
 
-#include <stdio.h>
+#if wxUSE_PROLOGIO
 
 #include "wx/defs.h"
 #include "wx/string.h"
@@ -26,6 +26,8 @@
 
 #include "wx/expr.h"
 
+#include <stdio.h>
+
 // Compatibility
 #define PrologExpr wxExpr
 #define PrologDatabase wxExprDatabase
@@ -269,5 +271,7 @@ WXDLLEXPORT_DATA(extern wxExprDatabase*) thewxExprDatabase;
 // YACC/LEX can leave memory lying around...
 extern "C" WXDLLEXPORT int wxExprCleanUp();
 
-#endif
+#endif // wxUSE_PROLOGIO
+
+#endif // _WX_WXEXPRH__