Curl is installed (at least as a shell command) from I think 10.2 up.

On Jul 6, 2007, at 11:23 AM, Bill Steele wrote:

>> You've been told several times: unfortunately, URLAS is not  
>> reliable. Sooner or later it will hang and you will have to force- 
>> quit it before it can work again. How will you force-quit it?  
>> Probably with a shell script, using ps and killall. So finally  
>> you're not learning curl and instead you will learn killall and ps.
>
> OK, OK, I'll look into it.
>
> The downside, however, seems to be that curl has to be installed,  
> whereas URLAS is available on every Mac in the office.
> -- 
>
> Bill Steele
> [log in to unmask]
>