This seems to be a good roundup of all issues involved with distributing libcurl.

http://curl.haxx.se/legal/licmix.html

TL;DR Yes, you can include a libcurl binary but a lot care needs to be taken with the other libraries libcurl can use.

On Sat, Jun 18, 2011 at 2:32 PM, Andrei Alexandrescu <SeeWebsiteForEmail@erdani.org> wrote:
On 06/18/2011 03:23 PM, jdrewsen wrote:
Finishing off some major changes to the curl wrapper. I'm posting a RFC
on the updated code in a sec.

Can't wait, thanks for doing this work!

I wonder whether we can distribute the libcurl libraries on Windows.


Andrei