#ifndef _TIME_H #define _TIME_H typedef long int clock_t; typedef long int time_t; #define CLOCKS_PER_SEC 1000 #ifdef __cplusplus extern "C" { #endif /* Returns a number representing how much CPU time has been used by this process. Divide this by CLOCKS_PER_SEC to * get the value in seconds. */ clock_t clock(void); #ifdef __cplusplus } #endif #endif