--- a/usr/src/uts/common/fs/zfs/dmu_send.c	Fri May 21 15:05:41 2010 -0700
+++ b/usr/src/uts/common/fs/zfs/dmu_send.c	Fri May 21 17:29:22 2010 -0700
@@ -39,6 +39,7 @@
 #include <sys/zap.h>
 #include <sys/zio_checksum.h>
 #include <sys/zfs_znode.h>
+#include <zfs_fletcher.h>
 #include <sys/avl.h>
 #include <sys/ddt.h>