Index: CHANGES-1.4.txt
===================================================================
--- CHANGES-1.4.txt	(revision 9428)
+++ CHANGES-1.4.txt	(working copy)
@@ -4,6 +4,8 @@
 CHANGES IN CUPS V1.4.7
 
 	- Documentation changes (STR #3720)
+	- The scheduler now only looks up interface hostnames if HostNameLookups
+	  are enabled (STR #3737)
 	- Fixed a compilation problem on DragonFly BSD (STR #3738)
 	- The default PageLogFormat value had the username and job ID swapped
 	  from CUPS 1.3.x (STR #3727)
Index: backend/dnssd.c
===================================================================
--- backend/dnssd.c	(revision 9428)
+++ backend/dnssd.c	(working copy)
@@ -1,9 +1,9 @@
 /*
  * "$Id$"
  *
- *   DNS-SD discovery backend for the Common UNIX Printing System (CUPS).
+ *   DNS-SD discovery backend for CUPS.
  *
- *   Copyright 2008-2009 by Apple Inc.
+ *   Copyright 2008-2011 by Apple Inc.
  *
  *   These coded instructions, statements, and computer programs are the
  *   property of Apple Inc. and are protected by Federal copyright
@@ -492,9 +492,15 @@
 
   job_canceled = -1;
 
-  if ((resolved_uri = cupsBackendDeviceURI(argv)) == NULL)
-    exit(CUPS_BACKEND_FAILED);
+  while ((resolved_uri = cupsBackendDeviceURI(argv)) == NULL)
+  {
+    _cupsLangPrintFilter(stderr, "INFO", _("Unable to locate printer."));
+    sleep(10);
 
+    if (getenv("CLASS") != NULL)
+      return (CUPS_BACKEND_FAILED);
+  }
+
  /*
   * Extract the scheme from the URI...
   */