diff --git a/glx/glthread.c b/glx/glthread.c
index 2d76a49b7..a2d95b51c 100644
--- a/glx/glthread.c
+++ b/glx/glthread.c
@@ -179,57 +179,6 @@ _glthread_SetTSD(_glthread_TSD *tsd, void *ptr)
 
 #endif /* WIN32_THREADS */
 
-
-
-/*
- * XFree86 has its own thread wrapper, Xthreads.h
- * We wrap it again for GL.
- */
-#ifdef USE_XTHREADS
-
-_X_EXPORT unsigned long
-_glthread_GetID(void)
-{
-   return (unsigned long) xthread_self();
-}
-
-
-void
-_glthread_InitTSD(_glthread_TSD *tsd)
-{
-   if (xthread_key_create(&tsd->key, NULL) != 0) {
-      perror(INIT_TSD_ERROR);
-      exit(-1);
-   }
-   tsd->initMagic = INIT_MAGIC;
-}
-
-
-void *
-_glthread_GetTSD(_glthread_TSD *tsd)
-{
-   void *ptr;
-   if (tsd->initMagic != INIT_MAGIC) {
-      _glthread_InitTSD(tsd);
-   }
-   xthread_get_specific(tsd->key, &ptr);
-   return ptr;
-}
-
-
-void
-_glthread_SetTSD(_glthread_TSD *tsd, void *ptr)
-{
-   if (tsd->initMagic != INIT_MAGIC) {
-      _glthread_InitTSD(tsd);
-   }
-   xthread_set_specific(tsd->key, ptr);
-}
-
-#endif /* XTHREAD */
-
-
-
 /*
  * BeOS threads
  */
diff --git a/glx/glthread.h b/glx/glthread.h
index e7e2385c0..782a2a314 100644
--- a/glx/glthread.h
+++ b/glx/glthread.h
@@ -68,8 +68,7 @@
 #define _glapi_Dispatch _mglapi_Dispatch
 #endif
 
-#if (defined(PTHREADS) || \
-     defined(WIN32_THREADS) || defined(USE_XTHREADS) || defined(BEOS_THREADS)) \
+#if (defined(PTHREADS) || defined(WIN32_THREADS) || defined(BEOS_THREADS)) \
     && !defined(THREADS)
 # define THREADS
 #endif
@@ -154,49 +153,6 @@ typedef CRITICAL_SECTION _glthread_Mutex;
 
 #endif /* WIN32_THREADS */
 
-
-
-
-/*
- * XFree86 has its own thread wrapper, Xthreads.h
- * We wrap it again for GL.
- */
-#ifdef USE_XTHREADS
-#include <X11/Xthreads.h>
-
-typedef struct {
-   xthread_key_t key;
-   int initMagic;
-} _glthread_TSD;
-
-typedef xthread_t _glthread_Thread;
-
-typedef xmutex_rec _glthread_Mutex;
-
-#ifdef XMUTEX_INITIALIZER
-#define _glthread_DECLARE_STATIC_MUTEX(name) \
-   static _glthread_Mutex name = XMUTEX_INITIALIZER
-#else
-#define _glthread_DECLARE_STATIC_MUTEX(name) \
-   static _glthread_Mutex name
-#endif
-
-#define _glthread_INIT_MUTEX(name) \
-   xmutex_init(&(name))
-
-#define _glthread_DESTROY_MUTEX(name) \
-   xmutex_clear(&(name))
-
-#define _glthread_LOCK_MUTEX(name) \
-   (void) xmutex_lock(&(name))
-
-#define _glthread_UNLOCK_MUTEX(name) \
-   (void) xmutex_unlock(&(name))
-
-#endif /* USE_XTHREADS */
-
-
-
 /*
  * BeOS threads. R5.x required.
  */