krb5int_copy_data_contents
retval = krb5int_copy_data_contents(context,
if ((ret = krb5int_copy_data_contents( context, &scratch, salt)) != 0)
if ((ret = krb5int_copy_data_contents(context,
krb5int_copy_data_contents(context, &tmp, salt);
krb5int_copy_data_contents (krb5_context, const krb5_data *, krb5_data *);