diff -crB ./src/WokLib.cc ../woklib-0.9.3.me/src/WokLib.cc
*** ./src/WokLib.cc	2008-06-15 16:09:55.000000000 +0400
--- ../woklib-0.9.3.me/src/WokLib.cc	2011-08-25 13:07:26.852582635 +0400
***************
*** 28,33 ****
--- 28,34 ----
  #endif
  #include <iostream>
  #include <time.h>
+ #include <stdio.h>
  
  WokLib::WokLib () :
  WLSignalInstance(&wls_main)