krb5_cccol_lock -  Acquire a global lock for credential caches. 
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.. c:function:: krb5_error_code krb5_cccol_lock(krb5_context context)

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:param:

	          **[in]** **context** - Library context


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:retval:
         -   0   Success; otherwise - Kerberos error codes


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This function locks the global credential cache collection, ensuring that no ccaches are added to or removed from it until the collection lock is released.



Use :c:func:`krb5_cccol_unlock()` to unlock the lock.










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