tests: propagate CPPFLAGS into build invocations

[exim.git] / test / stdout / 0527

220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
250 OK\r
451 Could not complete sender verify callout\r
221 myhost.test.ex closing connection\r