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merge

--- a/sys/src/cmd/aan.c

+++ b/sys/src/cmd/aan.c

@@ -178,7 +178,7 @@

 	failed = 0;

 	lostsync = 0;

 	while (!done) {

-		if (failed) {

+		if (netfd < 0 || failed) {

 			// Wait for the netreader to die.

 			while (netfd >= 0) {

 				dmessage(1, "main; waiting for netreader to die\n");

@@ -208,7 +208,7 @@

 			}

 			if(++lostsync > 2){

-				dmessage(2, "main; lost sync\n");

+				syslog(0, Logname, "connection seems hung up...");

 				failed = 1;

 				continue;

 			}

@@ -217,6 +217,9 @@

 		case Unsent:

 			sendp(unacked, b);

+

+			if (netfd < 0)

+				break;

 			PBIT32(b->hdr.acked, inmsg);

-- 

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