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-rw-r--r--src/poll.hpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/poll.hpp b/src/poll.hpp
index 83dc6ce..bc5fb5c 100644
--- a/src/poll.hpp
+++ b/src/poll.hpp
@@ -92,7 +92,7 @@ namespace zmq
thread_t worker;
poll_t (const poll_t&);
- void operator = (const poll_t&);
+ const poll_t &operator = (const poll_t&);
};
}