select_fd
extern status_t select_fd(int32 fd, struct select_info *info, bool kernel);
select_fd,
select_fd(fd, sync->set + fd, kernel);
if (fd >= 0 && select_fd(fd, sync->set + i, kernel) != B_OK) {
extern fssh_status_t select_fd(int fd, uint8_t event, uint32_t ref,