1 #define _GNU_SOURCE 2 #include <sys/stat.h> 3 #include <sys/time.h> 4 futimes(int fd,const struct timeval tv[2])5int futimes(int fd, const struct timeval tv[2]) 6 { 7 struct timespec times[2]; 8 if (!tv) return futimens(fd, 0); 9 times[0].tv_sec = tv[0].tv_sec; 10 times[0].tv_nsec = tv[0].tv_usec * 1000; 11 times[1].tv_sec = tv[1].tv_sec; 12 times[1].tv_nsec = tv[1].tv_usec * 1000; 13 return futimens(fd, times); 14 } 15