On Thu, 14 Oct 2010, Paul Romero wrote:

> I can't address the issue of libcurl but, I can address the issue of SMTP
> AUTH. Indirectly, libgcrypt supplies all the necessary capabilities and
> gsasl supplies a standard interfaces for using them. I am not quite sure how
> they are integrated into libcurl.

In general, we provide these things using an internal API so that we can
provide the functionality using one out of several different backends. libcurl
are very often built with OpenSSL, GnuTLS (gcrypt) and NSS (and supports even
more libs).

-- 
  / daniel.haxx.se
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