[master] 02072a9 Try to appease Sun CC

[Federico G. Schwindt]

commit 02072a9eaa8bcf765793fa2cf3b4bed3b0aa5e93
Author: Federico G. Schwindt <fgsch at lodoss.net>
Date:   Sat Apr 14 11:24:08 2018 +0100

    Try to appease Sun CC

diff --git a/bin/varnishtest/vtc_server.c b/bin/varnishtest/vtc_server.c
index ca8c6a5..04199de 100644
--- a/bin/varnishtest/vtc_server.c
+++ b/bin/varnishtest/vtc_server.c
@@ -340,7 +340,7 @@ server_dispatch_thread(void *priv)
 		s2->run = 1;
 		AZ(pthread_create(&s2->tp, NULL, server_dispatch_wrk, s2));
 	}
-	pthread_cleanup_pop(1);
+	NEEDLESS(pthread_cleanup_pop(1));
 	NEEDLESS(return(NULL));
 }