Function krb5_sys::krb5_tkt_creds_step

pub unsafe extern fn krb5_tkt_creds_step(context: krb5_context,
                                         ctx: krb5_tkt_creds_context,
                                         in_: *mut krb5_data,
                                         out: *mut krb5_data,
                                         realm: *mut krb5_data,
                                         flags: *mut c_uint)
                                         -> krb5_error_code