TLSA as an anchor. Checking the name on the leaf cert against the name
on the A-record for the host is still done for TA (but not for EE mode).
+JH/27 Fix logging of proxy address. Previously, a pointless "PRX=[]:0" would be
+ included in delivery lines for non-proxied connections, when compiled with
+ SUPPORT_SOCKS and running with proxy logging enabled.
+
Exim version 4.91
-----------------
uschar *process_log_path = NULL;
#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
-uschar *hosts_proxy = US"";
-uschar *proxy_external_address = US"";
+uschar *hosts_proxy = NULL;
+uschar *proxy_external_address = NULL;
int proxy_external_port = 0;
-uschar *proxy_local_address = US"";
+uschar *proxy_local_address = NULL;
int proxy_local_port = 0;
#endif