--- /usr/lib/arch/generic/functions~	2004-04-27 12:37:51.000000000 +0300
+++ /usr/lib/arch/generic/functions	2004-05-12 10:55:26.000000000 +0300
@@ -627,7 +627,9 @@
   }
 
   if ( -e "$dst_dir/$filen") {
+    return unless(system("diff '$fname' '$dst_dir/$filen' >/dev/null 2>&1"));
     print "Warning: file $dst_dir/$filen exists. Overwritting it\n";
+    unlink("$dst_dir/$filen");
   }
 
   copy($fname,"$dst_dir/$filen");