diff --git a/stio/lib/main.c b/stio/lib/main.c
index a530f24..34349a7 100644
--- a/stio/lib/main.c
+++ b/stio/lib/main.c
@@ -133,6 +133,10 @@ int main ()
 	sigact.sa_handler = handle_signal;
 	sigaction (SIGINT, &sigact, STIO_NULL);
 
+	//STIO_MEMSET (&sigact, 0, STIO_SIZEOF(sigact));
+	//sigact.sa_handler = SIG_IGN;
+	//sigaction (SIGPIPE, &sigact, STIO_NULL);
+
 /*
 	pkt = stio_pkt_open  (packet type, protocol type); // packet socket 
 	arp = stio_arp_open (binding_addr); // raw socket - arp filter
diff --git a/stio/lib/stio-tcp.c b/stio/lib/stio-tcp.c
index 5fbd013..220e579 100644
--- a/stio/lib/stio-tcp.c
+++ b/stio/lib/stio-tcp.c
@@ -129,9 +129,13 @@ static int tcp_send (stio_dev_t* dev, const void* data, stio_len_t* len)
 {
 	stio_dev_tcp_t* tcp = (stio_dev_tcp_t*)dev;
 	ssize_t x;
-
+	int flags = 0;
+	
 /* flags MSG_DONTROUTE, MSG_DONTWAIT, MSG_MORE, MSG_OOB, MSG_NOSIGNAL */
-	x = sendto (tcp->sck, data, *len, 0, STIO_NULL, 0);
+#if defined(MSG_NOSIGNAL)
+	flags |= MSG_NOSIGNAL;
+#endif
+	x = sendto (tcp->sck, data, *len, flags, STIO_NULL, 0);
 	if (x <= -1) 
 	{
 		if (errno == EINPROGRESS || errno == EWOULDBLOCK) return 0;  /* no data can be written */
diff --git a/stio/lib/stio.c b/stio/lib/stio.c
index 097ccb9..bd636e7 100644
--- a/stio/lib/stio.c
+++ b/stio/lib/stio.c
@@ -231,7 +231,11 @@ int stio_exec (stio_t* stio)
 			int x, events = 0;
 
 			if (stio->revs[i].events & EPOLLERR) events |= STIO_DEV_EVENT_ERR;
+		#if defined(EPOLLRDHUP)
 			if (stio->revs[i].events & (EPOLLHUP | EPOLLRDHUP)) events |= STIO_DEV_EVENT_HUP;
+		#else
+			if (stio->revs[i].events & EPOLLHUP) events |= STIO_DEV_EVENT_HUP;
+		#endif
 			if (stio->revs[i].events & EPOLLIN) events |= STIO_DEV_EVENT_IN;
 			if (stio->revs[i].events & EPOLLOUT) events |= STIO_DEV_EVENT_OUT;
 			if (stio->revs[i].events & EPOLLPRI) events |= STIO_DEV_EVENT_PRI;