Ignore accept() failures if errno is EAGAIN - this is not likely to happen

on a production server, but it will on a test rig, and it may confuse and
alarm the admin.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@1125 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_acceptor.c

@@ -157,9 +157,11 @@ vca_acct(void *arg)
 		l = sizeof addr;
 		i = accept(heritage.socket, addr, &l);
 		if (i < 0) {
-			VSL(SLT_Debug, heritage.socket,
-			    "Accept failed errno=%d", errno);
-			/* XXX: stats ? */
+			if (errno != EAGAIN) {
+				VSL(SLT_Debug, heritage.socket,
+				    "Accept failed errno=%d", errno);
+				/* XXX: stats ? */
+			}
 			continue;
 		}
 		sp = SES_New(addr, l);