fix implicit listen, introduced in r2513
diff --git a/src/http/ngx_http_core_module.c b/src/http/ngx_http_core_module.c
index a54a121..22a81db 100644
--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -2790,9 +2790,15 @@
 #endif
         sin->sin_addr.s_addr = INADDR_ANY;
 
+        ls->socklen = sizeof(struct sockaddr_in);
+
         ls->conf.backlog = NGX_LISTEN_BACKLOG;
         ls->conf.rcvbuf = -1;
         ls->conf.sndbuf = -1;
+        ls->conf.wildcard = 1;
+
+        (void) ngx_sock_ntop((struct sockaddr *) &ls->sockaddr, ls->conf.addr,
+                             NGX_SOCKADDR_STRLEN, 1);
     }
 
     if (conf->server_name.data == NULL) {