gettimeofday

Synopsis:

          int gettimeofday(struct timeval *tv, void *tz);

Request:

‘Fgettimeofday,tvptr,tzptr’

Return value:

On success, 0 is returned, -1 otherwise.

Errors:

EINVAL

tz is a non-NULL pointer.

EFAULT

tvptr and/or tzptr is an invalid pointer value.