cups-ipp-multifile.patch

   1 diff -up cups-1.7.0/backend/ipp.c.ipp-multifile cups-1.7.0/backend/ipp.c
   2 --- cups-1.7.0/backend/ipp.c.ipp-multifile      2013-10-24 15:52:00.745814354 +0100
   3 +++ cups-1.7.0/backend/ipp.c    2013-10-24 15:53:46.463266724 +0100
   4 @@ -1758,7 +1758,10 @@ main(int  argc,                          /* I - Number of comm
   5         ippAddBoolean(request, IPP_TAG_OPERATION, "last-document",
   6                       (i + 1) >= num_files);
   7
   8 -       if (document_format)
   9 +       if (num_files > 1)
  10 +         ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE,
  11 +                      "document-format", NULL, "application/octet-stream");
  12 +       else if (document_format)
  13           ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE,
  14                        "document-format", NULL, document_format);
  15