SO_KEEPALIVE 814 compat/linux/linux_socket.c return SO_KEEPALIVE; SO_KEEPALIVE 996 kern/uipc_socket.c case SO_KEEPALIVE: SO_KEEPALIVE 1132 kern/uipc_socket.c case SO_KEEPALIVE: SO_KEEPALIVE 442 netinet/tcp_timer.c if (tp->t_inpcb->inp_socket->so_options & SO_KEEPALIVE && SO_KEEPALIVE 266 nfs/nfs_socket.c sosetopt(so, SOL_SOCKET, SO_KEEPALIVE, m); SO_KEEPALIVE 240 nfs/nfs_syscalls.c sosetopt(so, SOL_SOCKET, SO_KEEPALIVE, m);