stime() - set time and date
int stime(const time_t *tp);
The stime() system call sets the system time and date. tp points to
the value of time as measured in seconds from 00:00:00 on January 1,
1970, Coordinated Universal Time (UTC).
stime() returns the following values:
0 Successful completion.
-1 Failure. errno is set to indicate the error.
If stime() fails, errno is set to one of the following values.
[EPERM] The effective user ID of the calling process is
date(1), gettimeofday(2), time(2).
stime(): SVID2, SVID3, XPG2
Hewlett-Packard Company - 1 - HP-UX Release 11i: November 2000