1 files changed, 2 insertions, 0 deletions
diff --git a/zen/file_io.h b/zen/file_io.h
index 648bafe8..52be7f95 100644
--- a/zen/file_io.h
+++ b/zen/file_io.h
@@ -81,6 +81,8 @@ public:
     FileHandle getHandle() { return fileHandle; }
     size_t optimalBlockSize() const { return 128 * 1024; }
 
+    FileOutput(FileOutput&& tmp);
+
 private:
     FileHandle fileHandle;
 };