Function krb5_sys::krb5_rd_cred

pub unsafe extern fn krb5_rd_cred(context: krb5_context,
                                  auth_context: krb5_auth_context,
                                  pcreddata: *mut krb5_data,
                                  pppcreds: *mut *mut *mut krb5_creds,
                                  outdata: *mut krb5_replay_data)
                                  -> krb5_error_code