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>

@@ -23,10 +23,11 @@
  * 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
 

@@ -595,10 +596,13 @@
         /* 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 *,