diff --git a/examples/C++/asyncsrv.cpp b/examples/C++/asyncsrv.cpp
index 42e34e76..614fb392 100644
--- a/examples/C++/asyncsrv.cpp
+++ b/examples/C++/asyncsrv.cpp
@@ -35,7 +35,7 @@ class client_task {
         client_socket_.connect("tcp://localhost:5570");
 
         zmq::pollitem_t items[] = {
-            { static_cast<void*>(client_socket_), 0, ZMQ_POLLIN, 0 } };
+            { client_socket_, 0, ZMQ_POLLIN, 0 } };
         int request_nbr = 0;
         try {
             while (true) {
diff --git a/examples/C++/lbbroker.cpp b/examples/C++/lbbroker.cpp
index 89f978e1..b2758e01 100644
--- a/examples/C++/lbbroker.cpp
+++ b/examples/C++/lbbroker.cpp
@@ -105,10 +105,10 @@ int main(int argc, char *argv[])
 
         //  Initialize poll set
         zmq::pollitem_t items[] = {
-            //  Always poll for worker activity on backend
-                { static_cast<void*>(backend), 0, ZMQ_POLLIN, 0 },
+                //  Always poll for worker activity on backend
+                { backend, 0, ZMQ_POLLIN, 0 },
                 //  Poll front-end only if we have available workers
-                { static_cast<void*>(frontend), 0, ZMQ_POLLIN, 0 }
+                { frontend, 0, ZMQ_POLLIN, 0 }
         };
         if (worker_queue.size())
             zmq::poll(&items[0], 2, -1);
diff --git a/examples/C++/lpclient.cpp b/examples/C++/lpclient.cpp
index a3f86ef9..e6241eb7 100644
--- a/examples/C++/lpclient.cpp
+++ b/examples/C++/lpclient.cpp
@@ -42,7 +42,7 @@ int main () {
         while (expect_reply) {
             //  Poll socket for a reply, with timeout
             zmq::pollitem_t items[] = {
-                { static_cast<void*>(*client), 0, ZMQ_POLLIN, 0 } };
+                { *client, 0, ZMQ_POLLIN, 0 } };
             zmq::poll (&items[0], 1, REQUEST_TIMEOUT);
 
             //  If we got a reply, process it
diff --git a/examples/C++/mdbroker.cpp b/examples/C++/mdbroker.cpp
index 01559caf..5294d39c 100644
--- a/examples/C++/mdbroker.cpp
+++ b/examples/C++/mdbroker.cpp
@@ -392,7 +392,7 @@ class broker {
       int64_t heartbeat_at = now + HEARTBEAT_INTERVAL;
       while (!s_interrupted) {
           zmq::pollitem_t items [] = {
-              { static_cast<void*>(*m_socket), 0, ZMQ_POLLIN, 0} };
+              { *m_socket, 0, ZMQ_POLLIN, 0} };
           int64_t timeout = heartbeat_at - now;
           if (timeout < 0)
               timeout = 0;
diff --git a/examples/C++/mdcliapi.hpp b/examples/C++/mdcliapi.hpp
index c542ece5..284e9b89 100644
--- a/examples/C++/mdcliapi.hpp
+++ b/examples/C++/mdcliapi.hpp
@@ -107,7 +107,7 @@ class mdcli {
            while (!s_interrupted) {
                //  Poll socket for a reply, with timeout
                zmq::pollitem_t items [] = {
-                   { static_cast<void*>(*m_client), 0, ZMQ_POLLIN, 0 } };
+                   { *m_client, 0, ZMQ_POLLIN, 0 } };
                zmq::poll (items, 1, m_timeout);
 
                //  If we got a reply, process it
diff --git a/examples/C++/mdcliapi2.hpp b/examples/C++/mdcliapi2.hpp
index f840c8cc..6153364f 100644
--- a/examples/C++/mdcliapi2.hpp
+++ b/examples/C++/mdcliapi2.hpp
@@ -103,7 +103,7 @@ class mdcli {
    {
        //  Poll socket for a reply, with timeout
        zmq::pollitem_t items[] = {
-           { static_cast<void*>(*m_client), 0, ZMQ_POLLIN, 0 } };
+           { *m_client, 0, ZMQ_POLLIN, 0 } };
        zmq::poll (items, 1, m_timeout);
 
        //  If we got a reply, process it
diff --git a/examples/C++/mdwrkapi.hpp b/examples/C++/mdwrkapi.hpp
index ee5dd321..c58776ff 100644
--- a/examples/C++/mdwrkapi.hpp
+++ b/examples/C++/mdwrkapi.hpp
@@ -132,7 +132,7 @@ class mdwrk {
 
         while (!s_interrupted) {
             zmq::pollitem_t items[] = {
-                { static_cast<void*>(*m_worker),  0, ZMQ_POLLIN, 0 } };
+                { *m_worker,  0, ZMQ_POLLIN, 0 } };
             zmq::poll (items, 1, m_heartbeat);
 
             if (items[0].revents & ZMQ_POLLIN) {
diff --git a/examples/C++/mspoller.cpp b/examples/C++/mspoller.cpp
index 61d0461b..bd1b81bb 100644
--- a/examples/C++/mspoller.cpp
+++ b/examples/C++/mspoller.cpp
@@ -21,8 +21,8 @@ int main (int argc, char *argv[])
 
     //  Initialize poll set
     zmq::pollitem_t items [] = {
-        { static_cast<void*>(receiver), 0, ZMQ_POLLIN, 0 },
-        { static_cast<void*>(subscriber), 0, ZMQ_POLLIN, 0 }
+        { receiver, 0, ZMQ_POLLIN, 0 },
+        { subscriber, 0, ZMQ_POLLIN, 0 }
     };
     //  Process messages from both sockets
     while (1) {
diff --git a/examples/C++/ppqueue.cpp b/examples/C++/ppqueue.cpp
index e5118ded..fae21a0f 100644
--- a/examples/C++/ppqueue.cpp
+++ b/examples/C++/ppqueue.cpp
@@ -110,8 +110,8 @@ int main (void)
 
     while (1) {
         zmq::pollitem_t items [] = {
-            { static_cast<void*>(backend), 0, ZMQ_POLLIN, 0 },
-            { static_cast<void*>(frontend), 0, ZMQ_POLLIN, 0 }
+            { backend, 0, ZMQ_POLLIN, 0 },
+            { frontend, 0, ZMQ_POLLIN, 0 }
         };
         //  Poll frontend only if we have available workers
         if (queue.size()) {
diff --git a/examples/C++/rrbroker.cpp b/examples/C++/rrbroker.cpp
index 5307d4f8..1527cc07 100644
--- a/examples/C++/rrbroker.cpp
+++ b/examples/C++/rrbroker.cpp
@@ -17,8 +17,8 @@ int main (int argc, char *argv[])
 
     //  Initialize poll set
     zmq::pollitem_t items [] = {
-        { static_cast<void*>(frontend), 0, ZMQ_POLLIN, 0 },
-        { static_cast<void*>(backend), 0, ZMQ_POLLIN, 0 }
+        { frontend, 0, ZMQ_POLLIN, 0 },
+        { backend, 0, ZMQ_POLLIN, 0 }
     };
     
     //  Switch messages between sockets
diff --git a/examples/C++/spqueue.cpp b/examples/C++/spqueue.cpp
index f19b2f18..94b7e869 100644
--- a/examples/C++/spqueue.cpp
+++ b/examples/C++/spqueue.cpp
@@ -25,8 +25,8 @@ int main (void)
 
     while (1) {
         zmq::pollitem_t items [] = {
-            { static_cast<void*>(backend), 0, ZMQ_POLLIN, 0 },
-            { static_cast<void*>(frontend), 0, ZMQ_POLLIN, 0 }
+            { backend, 0, ZMQ_POLLIN, 0 },
+            { frontend, 0, ZMQ_POLLIN, 0 }
         };
         //  Poll frontend only if we have available workers
         if (worker_queue.size())
diff --git a/examples/C++/taskwork2.cpp b/examples/C++/taskwork2.cpp
index 94c5487c..f1ccbef8 100644
--- a/examples/C++/taskwork2.cpp
+++ b/examples/C++/taskwork2.cpp
@@ -25,8 +25,8 @@ int main (int argc, char *argv[])
 
     //  Process messages from receiver and controller
     zmq::pollitem_t items [] = {
-        { static_cast<void*>(receiver), 0, ZMQ_POLLIN, 0 },
-        { static_cast<void*>(controller), 0, ZMQ_POLLIN, 0 }
+        { receiver, 0, ZMQ_POLLIN, 0 },
+        { controller, 0, ZMQ_POLLIN, 0 }
     };
     //  Process messages from both sockets
     while (1) {
diff --git a/examples/C++/tripping.cpp b/examples/C++/tripping.cpp
index 123ba90a..58c7b14b 100644
--- a/examples/C++/tripping.cpp
+++ b/examples/C++/tripping.cpp
@@ -73,8 +73,8 @@ broker_task (void *args)
 
     //  Initialize poll set
     zmq::pollitem_t items [] = {
-        { static_cast<void*>(frontend), 0, ZMQ_POLLIN, 0 },
-        { static_cast<void*>(backend), 0, ZMQ_POLLIN, 0 }
+        { frontend, 0, ZMQ_POLLIN, 0 },
+        { backend, 0, ZMQ_POLLIN, 0 }
     };
     while (1) {
         zmq::poll (items, 2, -1);