[master] f8b37ce ifdef int x declaration to fix build failure

[Tollef Fog Heen]

commit f8b37ce317b2e5b524b72dc507f842333df15197
Author: Tollef Fog Heen <tfheen at varnish-software.com>
Date:   Tue Mar 12 15:13:07 2013 +0100

    ifdef int x declaration to fix build failure

diff --git a/bin/varnishd/cache/cache_acceptor.c b/bin/varnishd/cache/cache_acceptor.c
index ee9352f..e7de0b3 100644
--- a/bin/varnishd/cache/cache_acceptor.c
+++ b/bin/varnishd/cache/cache_acceptor.c
@@ -122,12 +122,15 @@ static unsigned		need_test;
 static int
 vca_tcp_opt_init(void)
 {
-	int n, x;
+	int n;
 	int one = 1;
 	// int zero = 0;
 	struct tcp_opt *to;
 	struct timeval tv;
 	int chg = 0;
+#ifdef HAVE_TCP_KEEP
+	int x;
+#endif
 
 	for (n = 0; n < n_tcp_opts; n++) {
 		to = &tcp_opts[n];