#ifndef TIMERCMP_H #define TIMERCMP_H #ifndef timercmp /* Taken from sys/time.h on linux. */ # define timercmp(a, b, CMP) \ (((a)->tv_sec == (b)->tv_sec) ? \ ((a)->tv_usec CMP (b)->tv_usec) : \ ((a)->tv_sec CMP (b)->tv_sec)) # define timerclear(a) ((a)->tv_sec = (a)->tv_usec = 0) #endif #endif//TIMERCMP_H