6536 zfs send: want a way to disable sending of free records
Reviewed by: Alexander Stetsenko <astetsenko@racktopsystems.com>
Reviewed by: Kim Shrier <kshrier@racktopsystems.com>

*** 23,32 ****
--- 23,33 ----
   * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2011, 2015 by Delphix. All rights reserved.
   * Copyright (c) 2012, Joyent, Inc. All rights reserved.
   * Copyright (c) 2013 Steven Hartland. All rights reserved.
   * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
+  * Copyright 2015 RackTop Systems.
   */
  
  #ifndef _LIBZFS_H
  #define _LIBZFS_H
  
*** 595,604 ****
--- 596,608 ----
          /* large blocks (>128K) are permitted */
          boolean_t largeblock;
  
          /* WRITE_EMBEDDED records of type DATA are permitted */
          boolean_t embed_data;
+ 
+         /* skip free records, not receivable as a clone */
+         boolean_t skip_free;
  } sendflags_t;
  
  typedef boolean_t (snapfilter_cb_t)(zfs_handle_t *, void *);
  
  extern int zfs_send(zfs_handle_t *, const char *, const char *,