Programa que optiene la hora del PC

#include stdio.h
#include stdlib.h
#include time.h

/*struct tm{
int tm_sec;
int tm_min;
int tm_hour;
int tm_mday;
int tm_mon;
int tm_year;
int tm_wday;
int tm_yday;
int tm_isdst;
};

typedef struct tm *punt;

*/
int main(){
struct tm *punt;
time_t lt;
lt=time('\0');
punt=localtime(<);
printf("%d:, %d:, %d:\n",punt->tm_hour,punt->tm_min, punt->tm_sec);
system("PAUSE");
return 0;
}