diff -ur qca-pkcs11-2.0.0-beta2.orig/qca-pkcs11.cpp qca-pkcs11-2.0.0-beta2/qca-pkcs11.cpp
--- qca-pkcs11-2.0.0-beta2.orig/qca-pkcs11.cpp	2007-11-05 07:21:51.000000000 +0200
+++ qca-pkcs11-2.0.0-beta2/qca-pkcs11.cpp	2009-07-24 20:36:03.000000000 +0300
@@ -18,6 +18,8 @@
  *
  */
 
+#include <cstdio>
+
 #include <QtCrypto>
 #include <qcaprovider.h>
 #include <qplatformdefs.h>