WSTAT_ATIME
if (result == B_OK && (mask & (WSTAT_ATIME | WSTAT_MTIME))) {
buffer.actime = (mask & WSTAT_ATIME)
XDROutPacketAddInt32(&call, (mask & WSTAT_ATIME) ? st->st_atime : -1);
XDROutPacketAddInt32(&call, (mask & WSTAT_ATIME) ? 0 : UINT32_MAX);