r0 = epoll_create(0x2b)
r1 = socket$inet_tcp(0x2, 0x1, 0x0)
epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000000000))
setsockopt$inet_tcp_int(r1, 0x6, 0x19, &(0x7f0000000000), 0x4)