diff --git a/hw/char/xen_console.c b/hw/char/xen_console.c
index b92d0c6dd2..cbf1dccbb1 100644
--- a/hw/char/xen_console.c
+++ b/hw/char/xen_console.c
@@ -19,14 +19,9 @@
  *  with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <stdlib.h>
-#include <errno.h>
-#include <string.h>
+#include "qemu/osdep.h"
 #include <sys/select.h>
-#include <fcntl.h>
-#include <unistd.h>
 #include <termios.h>
-#include <stdarg.h>
 #include <sys/mman.h>
 
 #include "hw/hw.h"
diff --git a/hw/display/xenfb.c b/hw/display/xenfb.c
index 1676660e4e..a533c3d0f4 100644
--- a/hw/display/xenfb.c
+++ b/hw/display/xenfb.c
@@ -24,16 +24,8 @@
  *  with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <stdarg.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <fcntl.h>
-#include <unistd.h>
+#include "qemu/osdep.h"
 #include <sys/mman.h>
-#include <errno.h>
-#include <stdio.h>
-#include <string.h>
-#include <time.h>
 
 #include "hw/hw.h"
 #include "ui/console.h"
diff --git a/hw/net/xen_nic.c b/hw/net/xen_nic.c
index 3ffb07d411..7281730d94 100644
--- a/hw/net/xen_nic.c
+++ b/hw/net/xen_nic.c
@@ -19,18 +19,9 @@
  *  GNU GPL, version 2 or (at your option) any later version.
  */
 
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <unistd.h>
-#include <inttypes.h>
-#include <fcntl.h>
-#include <errno.h>
+#include "qemu/osdep.h"
 #include <sys/socket.h>
 #include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
 #include <sys/mman.h>
 #include <sys/wait.h>
 
diff --git a/hw/xen/xen-host-pci-device.c b/hw/xen/xen-host-pci-device.c
index 3827ca7da7..9666fff8c9 100644
--- a/hw/xen/xen-host-pci-device.c
+++ b/hw/xen/xen-host-pci-device.c
@@ -6,6 +6,7 @@
  *
  */
 
+#include "qemu/osdep.h"
 #include "qemu-common.h"
 #include "xen-host-pci-device.h"
 
diff --git a/hw/xen/xen_backend.c b/hw/xen/xen_backend.c
index caa459ca3e..ef7843fe82 100644
--- a/hw/xen/xen_backend.c
+++ b/hw/xen/xen_backend.c
@@ -22,15 +22,7 @@
  * TODO: add some xenbus / xenstore concepts overview here.
  */
 
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <inttypes.h>
-#include <sys/types.h>
-#include <sys/stat.h>
+#include "qemu/osdep.h"
 #include <sys/mman.h>
 #include <sys/signal.h>
 
diff --git a/hw/xen/xen_devconfig.c b/hw/xen/xen_devconfig.c
index e138dbbec9..1f30fe4f5a 100644
--- a/hw/xen/xen_devconfig.c
+++ b/hw/xen/xen_devconfig.c
@@ -1,3 +1,4 @@
+#include "qemu/osdep.h"
 #include "hw/xen/xen_backend.h"
 #include "sysemu/block-backend.h"
 #include "sysemu/blockdev.h"
diff --git a/hw/xen/xen_pt.c b/hw/xen/xen_pt.c
index d33221be0e..657bf6cdc1 100644
--- a/hw/xen/xen_pt.c
+++ b/hw/xen/xen_pt.c
@@ -52,6 +52,7 @@
  *         - Set entry->pirq to '-1'.
  */
 
+#include "qemu/osdep.h"
 #include <sys/ioctl.h>
 
 #include "hw/pci/pci.h"
diff --git a/hw/xen/xen_pt_config_init.c b/hw/xen/xen_pt_config_init.c
index 81c6721562..1b48f19183 100644
--- a/hw/xen/xen_pt_config_init.c
+++ b/hw/xen/xen_pt_config_init.c
@@ -12,6 +12,7 @@
  * This file implements direct PCI assignment to a HVM guest
  */
 
+#include "qemu/osdep.h"
 #include "qemu/timer.h"
 #include "hw/xen/xen_backend.h"
 #include "xen_pt.h"
diff --git a/hw/xen/xen_pt_graphics.c b/hw/xen/xen_pt_graphics.c
index e7a7c7e263..71e745f8ca 100644
--- a/hw/xen/xen_pt_graphics.c
+++ b/hw/xen/xen_pt_graphics.c
@@ -1,6 +1,7 @@
 /*
  * graphics passthrough
  */
+#include "qemu/osdep.h"
 #include "xen_pt.h"
 #include "xen-host-pci-device.h"
 #include "hw/xen/xen_backend.h"
diff --git a/hw/xen/xen_pt_msi.c b/hw/xen/xen_pt_msi.c
index 302a310190..5624685b20 100644
--- a/hw/xen/xen_pt_msi.c
+++ b/hw/xen/xen_pt_msi.c
@@ -9,6 +9,7 @@
  * This file implements direct PCI assignment to a HVM guest
  */
 
+#include "qemu/osdep.h"
 #include <sys/mman.h>
 
 #include "hw/xen/xen_backend.h"
diff --git a/hw/xenpv/xen_domainbuild.c b/hw/xenpv/xen_domainbuild.c
index f9be029b0e..5a9f5ac806 100644
--- a/hw/xenpv/xen_domainbuild.c
+++ b/hw/xenpv/xen_domainbuild.c
@@ -1,4 +1,4 @@
-#include <signal.h>
+#include "qemu/osdep.h"
 #include "hw/xen/xen_backend.h"
 #include "xen_domainbuild.h"
 #include "qemu/timer.h"
diff --git a/hw/xenpv/xen_machine_pv.c b/hw/xenpv/xen_machine_pv.c
index 3250b94900..fc13535992 100644
--- a/hw/xenpv/xen_machine_pv.c
+++ b/hw/xenpv/xen_machine_pv.c
@@ -22,6 +22,7 @@
  * THE SOFTWARE.
  */
 
+#include "qemu/osdep.h"
 #include "hw/hw.h"
 #include "hw/boards.h"
 #include "hw/xen/xen_backend.h"
diff --git a/xen-common-stub.c b/xen-common-stub.c
index 906f991f1e..699c3f1c64 100644
--- a/xen-common-stub.c
+++ b/xen-common-stub.c
@@ -5,6 +5,7 @@
  * See the COPYING file in the top-level directory.
  */
 
+#include "qemu/osdep.h"
 #include "qemu-common.h"
 #include "hw/xen/xen.h"
 
diff --git a/xen-common.c b/xen-common.c
index 6cd2959e21..4860b2eb76 100644
--- a/xen-common.c
+++ b/xen-common.c
@@ -8,6 +8,7 @@
  * GNU GPL, version 2 or (at your option) any later version.
  */
 
+#include "qemu/osdep.h"
 #include "hw/xen/xen_backend.h"
 #include "qmp-commands.h"
 #include "sysemu/char.h"
diff --git a/xen-hvm-stub.c b/xen-hvm-stub.c
index b9583674ca..a6cb5d358f 100644
--- a/xen-hvm-stub.c
+++ b/xen-hvm-stub.c
@@ -8,6 +8,7 @@
  * GNU GPL, version 2 or (at your option) any later version.
  */
 
+#include "qemu/osdep.h"
 #include "qemu-common.h"
 #include "hw/xen/xen.h"
 #include "exec/memory.h"
diff --git a/xen-hvm.c b/xen-hvm.c
index 590f66dcf8..1c9fb12955 100644
--- a/xen-hvm.c
+++ b/xen-hvm.c
@@ -8,6 +8,7 @@
  * GNU GPL, version 2 or (at your option) any later version.
  */
 
+#include "qemu/osdep.h"
 #include <sys/mman.h>
 
 #include "hw/pci/pci.h"
diff --git a/xen-mapcache.c b/xen-mapcache.c
index 4a04378020..49f394a777 100644
--- a/xen-mapcache.c
+++ b/xen-mapcache.c
@@ -8,7 +8,7 @@
  * GNU GPL, version 2 or (at your option) any later version.
  */
 
-#include "config.h"
+#include "qemu/osdep.h"
 
 #include <sys/resource.h>