diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index ae4a9fcefb..1f0f31c2b5 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -1,9 +1,16 @@
+20000416-14:19 GMT+2 Maurilio Longo <maurilio.longo@libero.it>
+
+   * config/os2/gcc.cf
+     ! fixed ar rule, in particular added a CLEAR command and used "&" as command separator.
+       "||" is not a valid one under OS/2.  Without CLEAR library is not refreshed if one of the files
+       which make it are changed.
+
 20000416-13:05 GMT+1 Ryszard Glab <rglab@imid.med.pl>
 
     *config/linux/gcc.cf
-	*fixed to automatically select a proper screen library
-	
-    *include/hbapigt.h	
+   *fixed to automatically select a proper screen library
+
+    *include/hbapigt.h
     *source/rtl/gtapi.c
     *source/rtl/gt_tpl/gt_tpl.c
     *source/rtl/gtcrs/gtcrs.c
@@ -13,20 +20,20 @@
     *source/rtl/gtsln/gtsln.c
     *source/rtl/gtstd/gtstd.c
     *source/rtl/gtwin/gtwin.c
-	*number of bytes required for a given rectangle size is
-	calculated in the lowest level function 
-	hb_gt_RectSize( rows, cols ) - some screen drivers can
-	store screen image in more complex method then byte+byte
+   *number of bytes required for a given rectangle size is
+   calculated in the lowest level function
+   hb_gt_RectSize( rows, cols ) - some screen drivers can
+   store screen image in more complex method then byte+byte
 
     *source/rtl/gtcrs/gtcrs.c
         *full support for scrolling was added
         *full ASCII character set enabled including box drawing characters
        (however this don't work under xterm)
-	*save/restore screen are available
+   *save/restore screen are available
 
     *source/rdd/dbfcdx/dbfcdx1.c
-	* fixed NULL into 0 for string termination character (NULL in gcc
-	compiler is defined as a pointer)      
+   * fixed NULL into 0 for string termination character (NULL in gcc
+   compiler is defined as a pointer)
 
 20000416-12:34 GMT+1 Victor Szakats <info@szelvesz.hu>
 
diff --git a/harbour/config/os2/gcc.cf b/harbour/config/os2/gcc.cf
index 65cf50ce33..7680d3bc44 100644
--- a/harbour/config/os2/gcc.cf
+++ b/harbour/config/os2/gcc.cf
@@ -52,7 +52,10 @@ endef
 
 # We have to use a script to overcome the AR limit of max 850 characters
 # in commmand line
+# CLEAR command empties old .a file before creating new one. 
+# Without it libary is not refreshed if needed
 define create_library
+echo CLEAR $@ > __lib__.tmp
 echo CREATE $@ > __lib__.tmp
 $(foreach file, $^, $(lib_object))
 echo SAVE >> __lib__.tmp
@@ -60,8 +63,11 @@ echo END >> __lib__.tmp
 $(AR) -M < __lib__.tmp
 endef
 
+# Under OS/2 || isn't a command separator (inside a shell, that is)
+# correct separator is & and del command can delete more than one file
+# on a single run 
 AR = ar
 ARFLAGS =
-AR_RULE = $(create_library) || $(RM) $@
+AR_RULE = $(create_library) & $(RM) $@-tmp __lib__.tmp
 
 include $(TOP)$(ROOT)config/rules.cf