#ifndef CTIME_
#define CTIME_

#include <time.h>

namespace std {
	using ::size_t;
	using ::clock_t;
	using ::time_t;
	using ::tm;
	using ::clock;
	using ::ctime;
	using ::gmtime;
	using ::mktime;
	using ::strftime;
	using ::time;
	using ::asctime;
	using ::localtime;
	using ::difftime;
} // namespace std

#endif // CTIME_
