k5_externalize_address
k5_externalize_address(krb5_address *address,
kret = k5_externalize_address(auth_context->remote_addr,
kret = k5_externalize_address(auth_context->remote_port,
kret = k5_externalize_address(auth_context->local_addr,
kret = k5_externalize_address(auth_context->local_addr,