[4.0] 79a0da1 Fix for OS X/Darvin

[Per Buer]

commit 79a0da1f306631812fb5c666534a5473afadd34e
Author: Per Buer <perbu at varnish-software.com>
Date:   Wed Feb 19 15:16:47 2014 +0100

    Fix for OS X/Darvin

diff --git a/bin/varnishtest/tests/r00310.vtc b/bin/varnishtest/tests/r00310.vtc
index 6a5ce22..38c8a32 100644
--- a/bin/varnishtest/tests/r00310.vtc
+++ b/bin/varnishtest/tests/r00310.vtc
@@ -1,7 +1,7 @@
 varnishtest "Test obj.http.x-cache in vcl_hit"
 
 varnish v1 -errvcl {'obj.http.x-cache': cannot be set in method 'vcl_hit'.} {
-	backend foo { .host = "localhost"; }
+	backend foo { .host = "127.0.0.1"; }
 
 	sub vcl_hit {
 		set obj.http.x-cache = "hit";