srand48
void srand48(long);
srand48(gethrtime() ^ gethostid() ^ getpid());
void srand48 __P((long));
srand48(seed);
srand48((long)gethrtime());
srand48(tv.tv_usec);
srand48(gethrtime());
srand48((long)(timeval.tv_sec + timeval.tv_usec + n));
srand48(12962); /* reproducible results */
srand48((long)(time((time_t *)NULL) + getpid()));
srand48 (time((time_t *)0));
extern void srand48(long);
srand48(tv.tv_sec ^ tv.tv_usec);
srand48(now.tv_sec);
srand48(now.tv_sec);
srand48(now.tv_sec);
srand48(0x12345678);
srand48(gethrtime());
srand48(gethrtime());
srand48(gethrtime());
srand48(getpid());