--- sysutils/t_stringutils.cpp.orig 2001-07-18 05:50:15.000000000 +0900 +++ sysutils/t_stringutils.cpp 2012-09-12 16:44:29.000000000 +0900 @@ -5,6 +5,7 @@ #include <iostream> #include <string> #include <cassert> +#include <cstdlib> using namespace std;