PP/02 Unbreak build via pkg-config with new hash support when crypto headers
are not in the system include path.
+JH/31 Fix longstanding bug with aborted TLS server connection handling. Under
+ GnuTLS, when a sennsion startup failed (eg because the client disconnected)
+ Exim did stdio operations after fclose. This was exposed by a recent
+ change which nulled out the file handle after the fclose.
+
+
Exim version 4.87
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