TF/02 Portability fix for building lookup modules on Solaris when the xpg4
utilities have not been installed.
+JH/01 Fix memory-handling in use of acl as a conditional; avoid free of
+ temporary space as the ACL may create new global variables.
+
+TL/01 LDAP support uses per connection or global context settings, depending
+ upon the detected version of the libraries at build time.
+
Exim version 4.82
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