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    # ignore errors from any of these, just make sure not to ignore
    # errors from the above "$doit $instcmd $src $dsttmp" command.
    #
    { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \
      && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \
      && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \
      && { test -z "$chmodcmd" || $doit $chmodcmd "$dsttmp"; } &&

    # Now remove or move aside any old file at destination location.  We
    # try this two ways since rm can't unlink itself on some systems and
    # the destination file might be busy for other reasons.  In this case,
    # the final cleanup might fail but the new file should still install
    # successfully.
    {
      if test -f "$dstdir/$dstfile"; then
        $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \
        || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \
        || {
	  echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2
	  (exit 1); exit
        }