SIGXFSZ
DEFINE(_SIGXFSZ, SIGXFSZ);
DEFINE(_SIGXFSZ, SIGXFSZ);
send_sig(SIGXFSZ, current, 0);
send_sig(SIGXFSZ, current, 0);
send_sig(SIGXFSZ, current, 0);
rt_sigmask(SIGXCPU) | rt_sigmask(SIGXFSZ) | \
[SIGXFSZ] = 25, /* 25, 25, 31 */