Enable socket keepalives.

adsbus/incoming.c

@@ -12,6 +12,7 @@
 
 #include "peer.h"
 #include "resolve.h"
+#include "socket.h"
 #include "wakeup.h"
 #include "uuid.h"
 
@@ -65,6 +66,8 @@ static void incoming_handler(struct peer *peer) {
 			local_hbuf, local_sbuf,
 			peer_hbuf, peer_sbuf);
 
+	socket_init(fd);
+
 	incoming->handler(fd, incoming->passthrough, NULL);
 }