krb5_auth_con_setsendsubkey_k -  Set the send subkey in an auth context. 
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.. c:function:: krb5_error_code krb5_auth_con_setsendsubkey_k(krb5_context ctx, krb5_auth_context ac, krb5_key key)

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:param:

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

	          **[in]** **ac** - Authentication context

	          **[out]** **key** - Send subkey


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


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This function sets the send subkey in *ac* to *key* , incrementing its reference count.










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.. note::

	 First introduced in 1.9
 

