krb5_copy_authdata -  Copy an authorization data list. 
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.. c:function:: krb5_error_code krb5_copy_authdata(krb5_context context, krb5_authdata *const * in_authdat, krb5_authdata *** out)

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:param:

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

	          **[in]** **in_authdat** - List of *krb5_authdata* structures

	          **[out]** **out** - New array of *krb5_authdata* structures


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


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This function creates a new authorization data list containing a copy of *in_authdat* , which must be null-terminated. Use krb5_free_authdata() to free *out* when it is no longer needed.










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.. note::

	 The last array entry in *in_authdat* must be a NULL pointer.
 



