diff --git a/src/address.cpp b/src/address.cpp
index 9c2096a9..f180a352 100644
--- a/src/address.cpp
+++ b/src/address.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "platform.hpp"
 #include "address.hpp"
diff --git a/src/client.cpp b/src/client.cpp
index 42632438..11b8235a 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "client.hpp"
 #include "err.hpp"
diff --git a/src/clock.cpp b/src/clock.cpp
index 43dde90d..fe1740c6 100644
--- a/src/clock.cpp
+++ b/src/clock.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "clock.hpp"
 #include "platform.hpp"
 #include "likely.hpp"
diff --git a/src/ctx.cpp b/src/ctx.cpp
index d702cece..bf88fb34 100644
--- a/src/ctx.cpp
+++ b/src/ctx.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "platform.hpp"
 #ifdef ZMQ_HAVE_WINDOWS
diff --git a/src/curve_client.cpp b/src/curve_client.cpp
index 12bb941e..dcc91b41 100644
--- a/src/curve_client.cpp
+++ b/src/curve_client.cpp
@@ -27,6 +27,8 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
+#include "macros.hpp"
 #include "platform.hpp"
 
 #ifdef ZMQ_HAVE_CURVE
diff --git a/src/curve_server.cpp b/src/curve_server.cpp
index 1c0638df..c4bf599d 100644
--- a/src/curve_server.cpp
+++ b/src/curve_server.cpp
@@ -27,6 +27,8 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
+#include "macros.hpp"
 #include "platform.hpp"
 
 #ifdef ZMQ_HAVE_CURVE
diff --git a/src/dealer.cpp b/src/dealer.cpp
index ce182224..805ceb9d 100644
--- a/src/dealer.cpp
+++ b/src/dealer.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "dealer.hpp"
 #include "err.hpp"
diff --git a/src/decoder_allocators.cpp b/src/decoder_allocators.cpp
index 8014bc51..c49e2696 100644
--- a/src/decoder_allocators.cpp
+++ b/src/decoder_allocators.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "decoder_allocators.hpp"
 
 #include <cmath>
diff --git a/src/devpoll.cpp b/src/devpoll.cpp
index 98d33ee0..99c82777 100644
--- a/src/devpoll.cpp
+++ b/src/devpoll.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "devpoll.hpp"
 #if defined ZMQ_USE_DEVPOLL
 
diff --git a/src/dish.cpp b/src/dish.cpp
index f8e49816..b67e445f 100644
--- a/src/dish.cpp
+++ b/src/dish.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string.h>
 
 #include "platform.hpp"
diff --git a/src/dist.cpp b/src/dist.cpp
index c70e0325..688aa57f 100644
--- a/src/dist.cpp
+++ b/src/dist.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "dist.hpp"
 #include "pipe.hpp"
 #include "err.hpp"
diff --git a/src/epoll.cpp b/src/epoll.cpp
index f00ca06f..1b726885 100644
--- a/src/epoll.cpp
+++ b/src/epoll.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "epoll.hpp"
 #if defined ZMQ_USE_EPOLL
 
diff --git a/src/err.cpp b/src/err.cpp
index 822e921d..42048c02 100644
--- a/src/err.cpp
+++ b/src/err.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "err.hpp"
 
 const char *zmq::errno_to_string (int errno_)
diff --git a/src/fq.cpp b/src/fq.cpp
index ed1dc718..57df2348 100644
--- a/src/fq.cpp
+++ b/src/fq.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "fq.hpp"
 #include "pipe.hpp"
 #include "err.hpp"
diff --git a/src/gssapi_client.cpp b/src/gssapi_client.cpp
index 02369f51..720f668c 100644
--- a/src/gssapi_client.cpp
+++ b/src/gssapi_client.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "platform.hpp"
 
 #ifdef HAVE_LIBGSSAPI_KRB5
diff --git a/src/gssapi_mechanism_base.cpp b/src/gssapi_mechanism_base.cpp
index f3fee639..55b02afd 100644
--- a/src/gssapi_mechanism_base.cpp
+++ b/src/gssapi_mechanism_base.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "platform.hpp"
 
 #ifdef HAVE_LIBGSSAPI_KRB5
diff --git a/src/gssapi_server.cpp b/src/gssapi_server.cpp
index 8d9d7fe9..4a8a25e5 100644
--- a/src/gssapi_server.cpp
+++ b/src/gssapi_server.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "platform.hpp"
 
 #ifdef HAVE_LIBGSSAPI_KRB5
diff --git a/src/io_object.cpp b/src/io_object.cpp
index 2ebd54ed..442d50bc 100644
--- a/src/io_object.cpp
+++ b/src/io_object.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "io_object.hpp"
 #include "io_thread.hpp"
 #include "err.hpp"
diff --git a/src/io_thread.cpp b/src/io_thread.cpp
index f8c34370..cbc84dce 100644
--- a/src/io_thread.cpp
+++ b/src/io_thread.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <new>
 
 #include "macros.hpp"
diff --git a/src/ip.cpp b/src/ip.cpp
index 2983564a..981da83c 100644
--- a/src/ip.cpp
+++ b/src/ip.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "ip.hpp"
 #include "err.hpp"
 #include "platform.hpp"
diff --git a/src/ipc_address.cpp b/src/ipc_address.cpp
index e61c7537..137ee849 100644
--- a/src/ipc_address.cpp
+++ b/src/ipc_address.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "ipc_address.hpp"
 
 #if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
diff --git a/src/ipc_connecter.cpp b/src/ipc_connecter.cpp
index 350955be..7ee3519c 100644
--- a/src/ipc_connecter.cpp
+++ b/src/ipc_connecter.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "ipc_connecter.hpp"
 
 #if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
diff --git a/src/ipc_listener.cpp b/src/ipc_listener.cpp
index c9662621..dc41715e 100644
--- a/src/ipc_listener.cpp
+++ b/src/ipc_listener.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "ipc_listener.hpp"
 
 #if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
diff --git a/src/kqueue.cpp b/src/kqueue.cpp
index e48598f4..a0ec2f1e 100644
--- a/src/kqueue.cpp
+++ b/src/kqueue.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "kqueue.hpp"
 #if defined ZMQ_USE_KQUEUE
 
diff --git a/src/lb.cpp b/src/lb.cpp
index 3382656e..be06b48b 100644
--- a/src/lb.cpp
+++ b/src/lb.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "lb.hpp"
 #include "pipe.hpp"
 #include "err.hpp"
diff --git a/src/mailbox.cpp b/src/mailbox.cpp
index 830ea41c..14633fab 100644
--- a/src/mailbox.cpp
+++ b/src/mailbox.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "mailbox.hpp"
 #include "err.hpp"
 
diff --git a/src/mailbox_safe.cpp b/src/mailbox_safe.cpp
index 76209237..3eaad766 100644
--- a/src/mailbox_safe.cpp
+++ b/src/mailbox_safe.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "mailbox_safe.hpp"
 #include "clock.hpp"
 #include "err.hpp"
diff --git a/src/mechanism.cpp b/src/mechanism.cpp
index 8fa5dbb8..eff01dd6 100644
--- a/src/mechanism.cpp
+++ b/src/mechanism.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string.h>
 
 #include "mechanism.hpp"
diff --git a/src/metadata.cpp b/src/metadata.cpp
index ab782674..0b29cba3 100644
--- a/src/metadata.cpp
+++ b/src/metadata.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "metadata.hpp"
 
 zmq::metadata_t::metadata_t (const dict_t &dict) :
diff --git a/src/msg.cpp b/src/msg.cpp
index a421756e..db41737b 100644
--- a/src/msg.cpp
+++ b/src/msg.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "msg.hpp"
 #include "../include/zmq.h"
diff --git a/src/mtrie.cpp b/src/mtrie.cpp
index 63805290..12e4d850 100644
--- a/src/mtrie.cpp
+++ b/src/mtrie.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <stdlib.h>
 
 #include <new>
diff --git a/src/null_mechanism.cpp b/src/null_mechanism.cpp
index eebe029d..45a25a94 100644
--- a/src/null_mechanism.cpp
+++ b/src/null_mechanism.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "platform.hpp"
 #ifdef ZMQ_HAVE_WINDOWS
 #include "windows.hpp"
diff --git a/src/object.cpp b/src/object.cpp
index f8acb859..6c0fdd13 100644
--- a/src/object.cpp
+++ b/src/object.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string.h>
 #include <stdarg.h>
 
diff --git a/src/options.cpp b/src/options.cpp
index b3f75d2f..69ac7dee 100644
--- a/src/options.cpp
+++ b/src/options.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string.h>
 
 #include "options.hpp"
diff --git a/src/own.cpp b/src/own.cpp
index cd016d65..8f47131e 100644
--- a/src/own.cpp
+++ b/src/own.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "own.hpp"
 #include "err.hpp"
 #include "io_thread.hpp"
diff --git a/src/pair.cpp b/src/pair.cpp
index 0d1f9d53..0c04aec6 100644
--- a/src/pair.cpp
+++ b/src/pair.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "pair.hpp"
 #include "err.hpp"
diff --git a/src/pgm_receiver.cpp b/src/pgm_receiver.cpp
index 1c655027..6192bd80 100644
--- a/src/pgm_receiver.cpp
+++ b/src/pgm_receiver.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "platform.hpp"
 
diff --git a/src/pgm_sender.cpp b/src/pgm_sender.cpp
index 32286f5c..16aa3b25 100644
--- a/src/pgm_sender.cpp
+++ b/src/pgm_sender.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "platform.hpp"
 
 #if defined ZMQ_HAVE_OPENPGM
diff --git a/src/pgm_socket.cpp b/src/pgm_socket.cpp
index 1816f042..d3a8adff 100644
--- a/src/pgm_socket.cpp
+++ b/src/pgm_socket.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "platform.hpp"
 
 #ifdef ZMQ_HAVE_OPENPGM
diff --git a/src/pipe.cpp b/src/pipe.cpp
index 458c5987..48ae8ec8 100644
--- a/src/pipe.cpp
+++ b/src/pipe.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <new>
 #include <stddef.h>
 
diff --git a/src/plain_client.cpp b/src/plain_client.cpp
index 5e7d7d10..84a564a6 100644
--- a/src/plain_client.cpp
+++ b/src/plain_client.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "platform.hpp"
 #ifdef ZMQ_HAVE_WINDOWS
diff --git a/src/plain_server.cpp b/src/plain_server.cpp
index d9fd1f9e..4d659aa4 100644
--- a/src/plain_server.cpp
+++ b/src/plain_server.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "platform.hpp"
 #ifdef ZMQ_HAVE_WINDOWS
 #include "windows.hpp"
diff --git a/src/poll.cpp b/src/poll.cpp
index 330138af..23affbab 100644
--- a/src/poll.cpp
+++ b/src/poll.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "poll.hpp"
 #if defined ZMQ_USE_POLL
 
diff --git a/src/poller_base.cpp b/src/poller_base.cpp
index 46cc09b2..50c540c3 100644
--- a/src/poller_base.cpp
+++ b/src/poller_base.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "poller_base.hpp"
 #include "i_poll_events.hpp"
 #include "err.hpp"
diff --git a/src/proxy.cpp b/src/proxy.cpp
index b201b14d..14567c30 100644
--- a/src/proxy.cpp
+++ b/src/proxy.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <stddef.h>
 #include "poller.hpp"
 #include "proxy.hpp"
diff --git a/src/pub.cpp b/src/pub.cpp
index b1b8bd83..303da068 100644
--- a/src/pub.cpp
+++ b/src/pub.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "pub.hpp"
 #include "pipe.hpp"
 #include "err.hpp"
diff --git a/src/pull.cpp b/src/pull.cpp
index 55d69b6c..e00f14ca 100644
--- a/src/pull.cpp
+++ b/src/pull.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "pull.hpp"
 #include "err.hpp"
diff --git a/src/push.cpp b/src/push.cpp
index fbcf9f0e..0eb05cf7 100644
--- a/src/push.cpp
+++ b/src/push.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "push.hpp"
 #include "pipe.hpp"
diff --git a/src/radio.cpp b/src/radio.cpp
index a0a38d61..45e84154 100644
--- a/src/radio.cpp
+++ b/src/radio.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string.h>
 
 #include "radio.hpp"
diff --git a/src/random.cpp b/src/random.cpp
index c36ebd2f..550a8c99 100644
--- a/src/random.cpp
+++ b/src/random.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <stdlib.h>
 
 #include "platform.hpp"
diff --git a/src/raw_encoder.cpp b/src/raw_encoder.cpp
index 98a27eeb..ae35cb53 100644
--- a/src/raw_encoder.cpp
+++ b/src/raw_encoder.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "encoder.hpp"
 #include "raw_encoder.hpp"
 #include "likely.hpp"
diff --git a/src/reaper.cpp b/src/reaper.cpp
index 648bd3cf..4fb931fc 100644
--- a/src/reaper.cpp
+++ b/src/reaper.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "reaper.hpp"
 #include "socket_base.hpp"
diff --git a/src/rep.cpp b/src/rep.cpp
index aaa74282..b3a41bfa 100644
--- a/src/rep.cpp
+++ b/src/rep.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "rep.hpp"
 #include "err.hpp"
 #include "msg.hpp"
diff --git a/src/req.cpp b/src/req.cpp
index ab10c072..dfc6611d 100644
--- a/src/req.cpp
+++ b/src/req.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "req.hpp"
 #include "err.hpp"
 #include "msg.hpp"
diff --git a/src/router.cpp b/src/router.cpp
index 1beba58d..979903b0 100644
--- a/src/router.cpp
+++ b/src/router.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "router.hpp"
 #include "pipe.hpp"
diff --git a/src/select.cpp b/src/select.cpp
index e1aa2063..5312d329 100644
--- a/src/select.cpp
+++ b/src/select.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "select.hpp"
 #if defined ZMQ_USE_SELECT
 
diff --git a/src/server.cpp b/src/server.cpp
index 9cf93cf6..e50e75d7 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "server.hpp"
 #include "pipe.hpp"
diff --git a/src/session_base.cpp b/src/session_base.cpp
index 9da1b656..342d3ad8 100644
--- a/src/session_base.cpp
+++ b/src/session_base.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "session_base.hpp"
 #include "i_engine.hpp"
diff --git a/src/signaler.cpp b/src/signaler.cpp
index fc6e7f12..1af7c8d5 100644
--- a/src/signaler.cpp
+++ b/src/signaler.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "poller.hpp"
 
 //  On AIX, poll.h has to be included before zmq.h to get consistent
diff --git a/src/socket_base.cpp b/src/socket_base.cpp
index 6f8686a4..b80ccf05 100644
--- a/src/socket_base.cpp
+++ b/src/socket_base.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <new>
 #include <string>
 #include <algorithm>
diff --git a/src/socket_poller.cpp b/src/socket_poller.cpp
index 5b930fbc..862bf814 100644
--- a/src/socket_poller.cpp
+++ b/src/socket_poller.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "socket_poller.hpp"
 #include "err.hpp"
 
diff --git a/src/socks.cpp b/src/socks.cpp
index 8ca3e9ca..97b8535e 100644
--- a/src/socks.cpp
+++ b/src/socks.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <sys/types.h>
 
 #include "err.hpp"
diff --git a/src/socks_connecter.cpp b/src/socks_connecter.cpp
index 51aff019..0449f222 100644
--- a/src/socks_connecter.cpp
+++ b/src/socks_connecter.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <new>
 #include <string>
 
diff --git a/src/stream.cpp b/src/stream.cpp
index 192bd36d..96acc330 100644
--- a/src/stream.cpp
+++ b/src/stream.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "stream.hpp"
 #include "pipe.hpp"
diff --git a/src/stream_engine.cpp b/src/stream_engine.cpp
index 78f63c56..895f0202 100644
--- a/src/stream_engine.cpp
+++ b/src/stream_engine.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "platform.hpp"
 #if defined ZMQ_HAVE_WINDOWS
diff --git a/src/sub.cpp b/src/sub.cpp
index 3c9bb8cd..4ff07346 100644
--- a/src/sub.cpp
+++ b/src/sub.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "sub.hpp"
 #include "msg.hpp"
 
diff --git a/src/tcp.cpp b/src/tcp.cpp
index 78512541..89e0e909 100644
--- a/src/tcp.cpp
+++ b/src/tcp.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "ip.hpp"
 #include "tcp.hpp"
diff --git a/src/tcp_address.cpp b/src/tcp_address.cpp
index e896b37a..600121df 100644
--- a/src/tcp_address.cpp
+++ b/src/tcp_address.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string>
 #include <sstream>
 
diff --git a/src/tcp_connecter.cpp b/src/tcp_connecter.cpp
index 6bc91849..70bf42b1 100644
--- a/src/tcp_connecter.cpp
+++ b/src/tcp_connecter.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <new>
 #include <string>
 
diff --git a/src/tcp_listener.cpp b/src/tcp_listener.cpp
index 63d766c7..2e4f0c91 100644
--- a/src/tcp_listener.cpp
+++ b/src/tcp_listener.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <new>
 
 #include <string>
diff --git a/src/thread.cpp b/src/thread.cpp
index b1dd31ae..2b54ae22 100644
--- a/src/thread.cpp
+++ b/src/thread.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "thread.hpp"
 #include "err.hpp"
 #include "platform.hpp"
diff --git a/src/timers.cpp b/src/timers.cpp
index dffc2502..c5471cb6 100644
--- a/src/timers.cpp
+++ b/src/timers.cpp
@@ -27,6 +27,7 @@ You should have received a copy of the GNU Lesser General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "timers.hpp"
 #include "err.hpp"
 
diff --git a/src/trie.cpp b/src/trie.cpp
index 79bb0874..87ed7b5e 100644
--- a/src/trie.cpp
+++ b/src/trie.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <stdlib.h>
 
 #include <new>
diff --git a/src/udp_address.cpp b/src/udp_address.cpp
index 4d6a5dd4..3403f09a 100644
--- a/src/udp_address.cpp
+++ b/src/udp_address.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string>
 #include <sstream>
 
diff --git a/src/udp_engine.cpp b/src/udp_engine.cpp
index 1fb2599e..7470bc02 100644
--- a/src/udp_engine.cpp
+++ b/src/udp_engine.cpp
@@ -1,3 +1,33 @@
+/*
+Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
+
+This file is part of libzmq, the ZeroMQ core engine in C++.
+
+libzmq is free software; you can redistribute it and/or modify it under
+the terms of the GNU Lesser General Public License (LGPL) as published
+by the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+As a special exception, the Contributors give you permission to link
+this library with independent modules to produce an executable,
+regardless of the license terms of these independent modules, and to
+copy and distribute the resulting executable under terms of your choice,
+provided that you also meet, for each linked independent module, the
+terms and conditions of the license of that module. An independent
+module is a module which is not derived from or based on this library.
+If you modify this library, you must extend this exception to your
+version of the library.
+
+libzmq is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "precompiled.hpp"
 #include "platform.hpp"
 
 #if defined ZMQ_HAVE_WINDOWS
diff --git a/src/v1_decoder.cpp b/src/v1_decoder.cpp
index 60f63552..4c4b964a 100644
--- a/src/v1_decoder.cpp
+++ b/src/v1_decoder.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <stdlib.h>
 #include <string.h>
 #include <limits>
diff --git a/src/v1_encoder.cpp b/src/v1_encoder.cpp
index 81e6daf0..391e499e 100644
--- a/src/v1_encoder.cpp
+++ b/src/v1_encoder.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "encoder.hpp"
 #include "v1_encoder.hpp"
 #include "likely.hpp"
diff --git a/src/v2_decoder.cpp b/src/v2_decoder.cpp
index 6af74fd2..bd7e7cc0 100644
--- a/src/v2_decoder.cpp
+++ b/src/v2_decoder.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <stdlib.h>
 #include <string.h>
 #include <cmath>
diff --git a/src/v2_encoder.cpp b/src/v2_encoder.cpp
index 45fdd582..d5d2bf4f 100644
--- a/src/v2_encoder.cpp
+++ b/src/v2_encoder.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "v2_protocol.hpp"
 #include "v2_encoder.hpp"
 #include "likely.hpp"
diff --git a/src/xpub.cpp b/src/xpub.cpp
index b823c40c..c1aea5f0 100644
--- a/src/xpub.cpp
+++ b/src/xpub.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string.h>
 
 #include "xpub.hpp"
diff --git a/src/xsub.cpp b/src/xsub.cpp
index 0a0493fc..c474075d 100644
--- a/src/xsub.cpp
+++ b/src/xsub.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include <string.h>
 
 #include "macros.hpp"
diff --git a/src/zmq.cpp b/src/zmq.cpp
index 82112792..502d3d13 100644
--- a/src/zmq.cpp
+++ b/src/zmq.cpp
@@ -26,6 +26,7 @@
     You should have received a copy of the GNU Lesser General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
+#include "precompiled.hpp"
 #define ZMQ_TYPE_UNSAFE
 
 #include "macros.hpp"
diff --git a/src/zmq_utils.cpp b/src/zmq_utils.cpp
index c151f130..51b0e490 100644
--- a/src/zmq_utils.cpp
+++ b/src/zmq_utils.cpp
@@ -27,6 +27,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "precompiled.hpp"
 #include "macros.hpp"
 #include "platform.hpp"