--- /dev/null
+Taken from upstream bug tracker:
+https://bugs.freedesktop.org/show_bug.cgi?id=72126
+
+Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
+
+diff -up xorg-server-1.14.4/hw/xfree86/common/compiler.h xorg-server-1.14.4-fix/hw/xfree86/common/compiler.h
+--- xorg-server-1.14.4/hw/xfree86/common/compiler.h 2013-07-26 01:14:32.000000000 -0400
++++ xorg-server-1.14.4-fix/hw/xfree86/common/compiler.h 2013-11-27 23:16:46.000000000 -0500
+@@ -727,7 +727,7 @@ xf86WriteMmio32LeNB(__volatile__ void *b
+ #define PORT_SIZE short
+ #endif
+
+-_X_EXPORT unsigned int IOPortBase; /* Memory mapped I/O port area */
++_X_EXPORT uintptr_t IOPortBase; /* Memory mapped I/O port area */
+
+ static __inline__ void
+ outb(unsigned PORT_SIZE port, unsigned char val)