diff --git a/configure.in b/configure.in
index 47f159cbb9..a8b6fc907b 100644
--- a/configure.in
+++ b/configure.in
@@ -4016,22 +4016,26 @@ if test "$TOOLKIT" != "MSW" -a "$USE_OS2" != 1; then
                     AC_DEFINE(HAVE_PTHREAD_CANCEL),
                     AC_MSG_WARN([wxThread::Kill() will not work properly]))
 
-      AC_CACHE_CHECK([for pthread_cleanup_push/pop], wx_cv_func_pthread_cleanup_push,
-      [
-        AC_TRY_COMPILE([#include <pthread.h>],
-                     [
-                        pthread_cleanup_push(NULL, NULL);
-                        pthread_cleanup_pop(0);
-                     ], [
-                        wx_cv_func_pthread_cleanup_push=yes
-                     ], [
-                        wx_cv_func_pthread_cleanup_push=no
-                     ])
-      ])
-
-      if test "$wx_cv_func_pthread_cleanup_push" = "yes"; then
-          AC_DEFINE(HAVE_THREAD_CLEANUP_FUNCTIONS)
-      fi
+      dnl we don't use pthread_cleanup_push/pop() any more in the code, but I
+      dnl the code here for now in case we need it again soon; otherwise it
+      dnl should be removed in a couple of months (VZ in Sep 2003)
+      dnl
+      dnl AC_CACHE_CHECK([for pthread_cleanup_push/pop], wx_cv_func_pthread_cleanup_push,
+      dnl [
+      dnl   AC_TRY_COMPILE([#include <pthread.h>],
+      dnl                [
+      dnl                   pthread_cleanup_push(NULL, NULL);
+      dnl                   pthread_cleanup_pop(0);
+      dnl                ], [
+      dnl                   wx_cv_func_pthread_cleanup_push=yes
+      dnl                ], [
+      dnl                   wx_cv_func_pthread_cleanup_push=no
+      dnl                ])
+      dnl ])
+      dnl 
+      dnl if test "$wx_cv_func_pthread_cleanup_push" = "yes"; then
+      dnl     AC_DEFINE(HAVE_THREAD_CLEANUP_FUNCTIONS)
+      dnl fi
 
       dnl mutexattr_t initialization is done in quite different ways on different
       dnl platforms, so check for a few things: