$NetBSD: patch-br,v 1.6 2006/02/05 14:49:05 ghen Exp $

--- nsprpub/pr/src/misc/prnetdb.c.orig	2006-02-02 13:19:56.000000000 +0100
+++ nsprpub/pr/src/misc/prnetdb.c
@@ -2110,7 +2110,17 @@ PR_IMPLEMENT(PRAddrInfo *) PR_GetAddrInf
          */
         hints.ai_socktype = SOCK_STREAM;
 
+/* NetBSD >= 2.99.9 has a thread-safe resolver */
+#if defined(__NetBSD_Version__) && __NetBSD_Version__ < 299000900
+	LOCK_DNS();
+#endif
+
         rv = GETADDRINFO(hostname, NULL, &hints, &res);
+
+#if defined(__NetBSD_Version__) && __NetBSD_Version__ < 299000900
+	UNLOCK_DNS();
+#endif
+
         if (rv == 0)
             return (PRAddrInfo *) res;