diff -up cups-1.4.3/backend/dnssd.c.dnssd-deviceid.patch cups-1.4.3/backend/dnssd.c

--- cups-1.4.3/backend/dnssd.c.dnssd-deviceid.patch	2010-04-16 19:36:12.226148774 +0100

+++ cups-1.4.3/backend/dnssd.c	2010-04-16 19:39:53.314148240 +0100

@@ -1192,15 +1192,22 @@ find_device (cups_array_t *devices,

       if (device->device_id)

         free(device->device_id);

+      if (device_id[0])

+      {

+	  /* Mark this as the real device ID. */

+	  ptr = device_id + strlen(device_id);

+	  snprintf(ptr, sizeof(device_id) - (ptr - device_id), "FZY:0;");

+      }

+

       if (!device_id[0] && strcmp(model, "Unknown"))

       {

         if (make_and_model[0])

-	  snprintf(device_id, sizeof(device_id), "MFG:%s;MDL:%s;",

+	  snprintf(device_id, sizeof(device_id), "MFG:%s;MDL:%s;FZY:1;",

 	           make_and_model, model);

         else if (!strncasecmp(model, "designjet ", 10))

-	  snprintf(device_id, sizeof(device_id), "MFG:HP;MDL:%s", model + 10);

+	  snprintf(device_id, sizeof(device_id), "MFG:HP;MDL:%s;FZY:1;", model + 10);

         else if (!strncasecmp(model, "stylus ", 7))

-	  snprintf(device_id, sizeof(device_id), "MFG:EPSON;MDL:%s", model + 7);

+	  snprintf(device_id, sizeof(device_id), "MFG:EPSON;MDL:%s;FZY:1;", model + 7);

         else if ((ptr = strchr(model, ' ')) != NULL)

 	{

 	 /*

@@ -1210,7 +1217,7 @@ find_device (cups_array_t *devices,

           memcpy(make_and_model, model, ptr - model);

 	  make_and_model[ptr - model] = '\0';

-	  snprintf(device_id, sizeof(device_id), "MFG:%s;MDL:%s",

+	  snprintf(device_id, sizeof(device_id), "MFG:%s;MDL:%s;FZY:1;",

 		   make_and_model, ptr + 1);

         }

       }