1 files changed, 3 insertions, 0 deletions
diff --git a/src/p2p.cpp b/src/p2p.cpp
index 8ef27a7..f403041 100644
--- a/src/p2p.cpp
+++ b/src/p2p.cpp
@@ -69,16 +69,19 @@ int zmq::p2p_t::xsetsockopt (int option_, const void *optval_,
 int zmq::p2p_t::xsend (struct zmq_msg_t *msg_, int flags_)
 {
     zmq_assert (false);
+    return 0;
 }
 
 int zmq::p2p_t::xflush ()
 {
     zmq_assert (false);
+    return 0;
 }
 
 int zmq::p2p_t::xrecv (struct zmq_msg_t *msg_, int flags_)
 {
     zmq_assert (false);
+    return 0;
 }