diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index 5236a8c65e..81d4ea417d 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -16,6 +16,11 @@
    The license applies to all entries newer than 2009-04-28.
 */
 
+2011-01-10 22:35 UTC+0100 Przemyslaw Czerpak (druzus/at/priv.onet.pl)
+  * harbour/src/rtl/gtgui/gtgui.c
+    * use MB_ABORTRETRYIGNORE instead of MB_RETRYCANCEL only when defined
+      by default and program is executed in W2K or newer Windows version
+
 2011-01-10 20:27 UTC+0100 Viktor Szakats (harbour.01 syenar.hu)
   * contrib/hbformat/utils/hbformat.prg
   * contrib/hbformat/hbformat.prg
diff --git a/harbour/src/rtl/gtgui/gtgui.c b/harbour/src/rtl/gtgui/gtgui.c
index bae8781e64..3834b4c600 100644
--- a/harbour/src/rtl/gtgui/gtgui.c
+++ b/harbour/src/rtl/gtgui/gtgui.c
@@ -154,12 +154,16 @@ static int hb_gt_gui_optionPos( int id, int iType, PHB_ITEM pOptions )
       case IDNO:
          iButton = 0x0020;
          break;
+#ifdef IDTRYAGAIN
       case IDTRYAGAIN:
          iButton = 0x0004;
          break;
+#endif
+#ifdef IDCONTINUE
       case IDCONTINUE:
          iButton = 0x0008;
          break;
+#endif
    }
    if( iButton )
    {
@@ -202,7 +206,11 @@ static int hb_gt_gui_Alert( PHB_GT pGT, PHB_ITEM pMessage, PHB_ITEM pOptions,
             uType = MB_RETRYCANCEL;
             break;
          case 0x0E:
-            uType = MB_CANCELTRYCONTINUE;
+#ifdef MB_CANCELTRYCONTINUE
+            uType = hb_iswin2k() ? MB_CANCELTRYCONTINUE : MB_ABORTRETRYIGNORE;
+#else
+            uType = MB_ABORTRETRYIGNORE;
+#endif
             break;
          case 0x12:
             uType = MB_OKCANCEL;