New expansion operator base64d, and base64 as synonym for str2b64. Bug 1746

[exim.git] / test / stdout / 0459

220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
250 OK\r
451 Temporary local problem - please try later\r
221 myhost.test.ex closing connection\r