Get the sign right on FIONBIO ioctl.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@2647 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/tcp.c

@@ -127,7 +127,7 @@ TCP_blocking(int sock)
 {
 	int i;
 
-	i = 0;
+	i = 1;
 	AZ(ioctl(sock, FIONBIO, &i));
 }
 
@@ -136,7 +136,7 @@ TCP_nonblocking(int sock)
 {
 	int i;
 
-	i = 1;
+	i = 0;
 	AZ(ioctl(sock, FIONBIO, &i));
 }