I can't figure this out.  Why does the first pipeline suceed but the second 
fails?
I'm running an up-to-date Sid.

[EMAIL PROTECTED]:~$                 fold -w `stty -a | head -1 | awk '{print 
$7}' | tr -d ';'` < /dev/null
[EMAIL PROTECTED]:~$ cat /dev/null | fold -w `stty -a | head -1 | awk '{print 
$7}' | tr -d ';'`
stty: standard input: Invalid argument
fold: option requires an argument -- w
Try `fold --help' for more information.
[EMAIL PROTECTED]:~$ 

-- 

May the LORD God bless you exceedingly abundantly!

Dave Craig

-  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -
"'So the universe is not quite as you thought it was.
 You'd better rearrange your beliefs, then.
 Because you certainly can't rearrange the universe.'"

--from _Nightfall_  by Asimov/Silverberg


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