On Fri, Jun 23, 2006 at 06:42:10PM +0200, Kurt Roeckx wrote:
> On Fri, Jun 23, 2006 at 04:36:07PM +0100, Joe Orton wrote:

>>>   Log:
>>>     New functions CRYPTO_set_idptr_callback(),
>>>     CRYPTO_get_idptr_callback(), CRYPTO_thread_idptr() for a 'void *' type
>>>     thread ID, since the 'unsigned long' type of the existing thread ID
>>>     does not always work well.

>> To clarify this, if CRYPTO_get_idptr_callback() is used, is it 
>> unnecessary to also call CRYPTO_set_id_callback?

Yes, exactly.

>> Does C9x actually guarantee that you can take the address of errno?

> From C99, section 7.5:
[...]
> And:
>        6.5.3.2  Address and indirection operators
[...]
> I believe you can take the address of errno.

Yes, that is what I too was reading from the standard.

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