diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index fe9f17fb0d..2998e6a057 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -17,6 +17,12 @@
    past entries belonging to author(s): Viktor Szakats.
 */
 
+2010-04-11 13:50 UTC+0200 Viktor Szakats (harbour.01 syenar.hu)
+  * contrib/hbmzip/minizip.dif
+  * contrib/hbmzip/ioapi.h
+    + Enabled 64-bit file operations for open watcom 1.9.
+      (no go, reverted)
+
 2010-04-11 13:35 UTC+0200 Viktor Szakats (harbour.01 syenar.hu)
   * contrib/hbmzip/minizip.dif
   * contrib/hbmzip/ioapi.h
diff --git a/harbour/contrib/hbmzip/ioapi.h b/harbour/contrib/hbmzip/ioapi.h
index 2420ece737..7011232028 100644
--- a/harbour/contrib/hbmzip/ioapi.h
+++ b/harbour/contrib/hbmzip/ioapi.h
@@ -45,7 +45,7 @@
 #include "zlib.h"
 
 #if defined( __BORLANDC__ ) || \
-    ( defined( __WATCOMC__ ) && __WATCOMC__ < 1290 ) || \
+    defined( __WATCOMC__ ) || \
     defined( __MINGW32CE__ )
 #  define USE_FILE32API
 #endif
diff --git a/harbour/contrib/hbmzip/minizip.dif b/harbour/contrib/hbmzip/minizip.dif
index 72db8fe461..6096f17aac 100644
--- a/harbour/contrib/hbmzip/minizip.dif
+++ b/harbour/contrib/hbmzip/minizip.dif
@@ -145,13 +145,13 @@ diff -u ori\ioapi.c .\ioapi.c
      pzlib_filefunc_def->zread_file = fread_file_func;
 diff -u ori\ioapi.h .\ioapi.h
 --- ori\ioapi.h	Mon Feb 15 05:59:40 2010
-+++ .\ioapi.h	Sun Apr 11 13:33:50 2010
++++ .\ioapi.h	Sun Apr 11 13:49:40 2010
 @@ -44,6 +44,12 @@
  #include <stdlib.h>
  #include "zlib.h"
  
 +#if defined( __BORLANDC__ ) || \
-+    ( defined( __WATCOMC__ ) && __WATCOMC__ < 1290 ) || \
++    defined( __WATCOMC__ ) || \
 +    defined( __MINGW32CE__ )
 +#  define USE_FILE32API
 +#endif