Returns the current high precision system time in a 64-bit
    format.

    On Alpha and Integrity server systems, this service accepts 64-
    bit addresses.

    Format

      SYS$GETTIM_PREC  timadr

    C Prototype

      int sys$gettim_prec  (struct _generic_64 *timadr);

1 - Argument

 timadr

    OpenVMS usage:date_time
    type:         quadword (unsigned)
    access:       write only
    mechanism:    by 64-bit reference
    The 64-bit address of a quadword to receive the current time in
    64-bit format.