FITS: generating send-streams in portable format
This commit adds the command 'zfs fits-send', analogous to zfs send. The
generated send stream is compatible with the stream generated with that
from 'btrfs send' and can in principle easily be received to any filesystem.

@@ -678,11 +678,11 @@
                         }
                 }
         }
 }
 
-static int
+int
 dsl_dataset_namelen(dsl_dataset_t *ds)
 {
         int result;
 
         if (ds == NULL) {