On Thu, 14 Feb 2008, McGarvey, Kevin wrote:

> The documentation says that curl_global_init must be called with no other
> threads running. Please clarify why this is necessary. Is this restriction
> only relevant on certain operating systems? Specifically does it apply to
> Linux and Open Solaris?

It is relevant on all operating systems. Different systems, architectures and
specific setups will of course vary exactly what the worst implications might
be.

I think the main problems are the OpenSSL init functions and the global
variables/counters libcurl uses for this state.

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