Installing DUB on OSX

[Joel via Digitalmars-d-learn]

On Saturday, 20 February 2016 at 12:01:04 UTC, Jacob Carlborg 
wrote:
> On 2016-02-20 04:21, Joel wrote:
>
>> How do you do symbolic links?
>
> ln -s <source> <target>
>
> Replace <source> and <target> with the appropriate paths.

I get this:

Joels-MacBook-Pro:bin joelcnz$ ln -s /usr/local/bin/dub /usr/bin
ln: /usr/bin/dub: Operation not permitted
Joels-MacBook-Pro:bin joelcnz$