sed not working

[Rein Kadastik]

Peter Jeremy wrote:

>On Sat, 2005-Sep-03 12:27:50 +0300, Rein Kadastik wrote:
>  
>
>>Lets take the following sed command (from the ncurses MKlib_gen.sh script):
>>
>>sed -e '/^\([a-z_][a-z_]*\) /s//\1 gen_/'
>>    
>>
OK got again some extremely strange testing results.

If there is anywhere in the first token (the length does not matter) one 
of the following charakters: t, u, v, w, x, y, the transformation fails. 
Note that with z it works and with a-s it works also.

-- Rein