diff --git a/hw/xquartz/darwinEvents.c b/hw/xquartz/darwinEvents.c
index 135e41920..54925cb2b 100644
--- a/hw/xquartz/darwinEvents.c
+++ b/hw/xquartz/darwinEvents.c
@@ -107,7 +107,7 @@ static pthread_t create_thread(void *func, void *arg) {
     return tid;
 }
 
-static inline void darwinEvents_lock(void) {
+void darwinEvents_lock(void) {
     int err;
     if((err = pthread_mutex_lock(&mieq_lock))) {
         ErrorF("%s:%s:%d: Failed to lock mieq_lock: %d\n",
@@ -119,7 +119,7 @@ static inline void darwinEvents_lock(void) {
     }
 }
 
-static inline void darwinEvents_unlock(void) {
+void darwinEvents_unlock(void) {
     int err;
     if((err = pthread_mutex_unlock(&mieq_lock))) {
         ErrorF("%s:%s:%d: Failed to unlock mieq_lock: %d\n",
diff --git a/mi/mipointer.c b/mi/mipointer.c
index b86a26a97..85a6eaeea 100644
--- a/mi/mipointer.c
+++ b/mi/mipointer.c
@@ -486,6 +486,12 @@ miPointerGetPosition(DeviceIntPtr pDev, int *x, int *y)
     *y = miPointer.y;
 }
 
+#ifdef XQUARTZ
+#include <pthread.h>
+void darwinEvents_lock(void);
+void darwinEvents_unlock(void);
+#endif
+
 void
 miPointerMove (ScreenPtr pScreen, int x, int y, unsigned long time)
 {
@@ -512,6 +518,12 @@ miPointerMove (ScreenPtr pScreen, int x, int y, unsigned long time)
     nevents = GetPointerEvents(events, inputInfo.pointer, MotionNotify, 0,
                                POINTER_ABSOLUTE, 0, 2, valuators);
 
+#ifdef XQUARTZ
+    darwinEvents_lock();
+#endif
     for (i = 0; i < nevents; i++)
         mieqEnqueue(inputInfo.pointer, &events[i]);
+#ifdef XQUARTZ
+    darwinEvents_unlock();
+#endif
 }