Variables in scripts

[Jim]

> 
> I have a simple script:
> 
> #!/bin/sh
> 
******
 change=0 #should be changed=0
*******

> 
> while [ $changed -eq 0 ];
> do

*******
> 	changed=1 #should be $changed=0
*******

> 	echo $changed
> done
> 
> echo $changed
> exit
> 
> When I come to the last echo $changed, it's back to 0.  Any 
> idea why that is?  This works find on Solaris???
> 
>

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