diff --git a/hw/xfree86/common/xf86Configure.c b/hw/xfree86/common/xf86Configure.c
index 4347f6d2f..52594c692 100644
--- a/hw/xfree86/common/xf86Configure.c
+++ b/hw/xfree86/common/xf86Configure.c
@@ -27,6 +27,8 @@
 #include <xorg-config.h>
 #endif
 
+#include <errno.h>
+
 #include "xf86.h"
 #include "xf86Config.h"
 #include "xf86_OSlib.h"
diff --git a/hw/xfree86/common/xf86Events.c b/hw/xfree86/common/xf86Events.c
index 404c37e46..6a349f4c6 100644
--- a/hw/xfree86/common/xf86Events.c
+++ b/hw/xfree86/common/xf86Events.c
@@ -53,9 +53,11 @@
 #include <xorg-config.h>
 #endif
 
+#include <errno.h>
 #include <X11/X.h>
 #include <X11/Xproto.h>
 #include <X11/Xatom.h>
+
 #include "misc.h"
 #include "xf86.h"
 #include "xf86Priv.h"