accept_8bitmime boolean true main 1.60 changed to true in 4.80
acl_not_smtp string* unset main 4.11
acl_not_smtp_mime string* unset main 4.51 with content scan
+acl_smtp_etrn string* unset main 4.99+
acl_smtp_auth string* unset main 4.00
acl_smtp_connect string* unset main 4.11
acl_smtp_data string* unset main 4.00
home_directory string* unset transports 4.00 replaces individual options
host_all_ignored string "defer" manualroute 4.67
host_find_failed string "freeze" manualroute 4.00
+host_name_extract string
+ "${if and {{match{.outlook.com\\$}{$host}} {match{$item}{\\N^250-([\\w.]+)\\s\\N}}} {$1}}"
+ smtp 4.96
host_lookup host list unset main 3.00
host_lookup_order string list "bydns:byaddr" main 4.30
host_reject_connection host list unset main 4.00
hosts_randomize boolean false manualroute 4.00
false smtp 3.14
hosts_require_auth host list unset smtp 4.00
+hosts_require_alpn host list unset main 4.95
+ smtp 4.95
hosts_require_dane host list unset smtp 4.91 (4.85 experimental)
hosts_require_helo host list "*" main 4.95
hosts_require_ocsp host list unset smtp 4.82 if experimental_ocsp
keepalive boolean true smtp 2.05
ldap_default_servers string list unset main 3.02
ldap_version int 2 or 3 main 4.14
+limits_advertise_hosts host list * main 4.98
local_from_check boolean true main 3.14
local_from_prefix string unset main 3.14
local_from_suffix string unset main 3.14
oracle_servers string unset main 4.00
owners string list unset redirect 4.00
owngroups string list unset redirect 4.00
+panic_coredump boolean false main 4.96
pass_on_timeout boolean false routers 4.00
pass_router string unset routers 4.00
path string "/usr/bin" pipe
received_header_text string* + main
received_headers_max integer 30 main
recipient_unqualified_hosts host list unset main 4.00 replacing receiver_unqualified_hosts
-recipients_max integer 50000 main 1.60 default changed in 4.95 (was 0)
+recipients_max integer* 50000 main 1.60 default changed in 4.95 (was 0)
recipients_max_reject boolean false main 1.70
redirect_router string unset routers 4.00
remote_max_parallel integer 1 main
set string* unset routers 4.93
shadow_condition string* unset transports
shadow_transport string unset transports
+sieve_inbox string* "inbox" redirect 4.99
+sieve_enotify_mailto_owner string* "inbox" redirect
+sieve_subaddress string* "inbox" redirect
+sieve_useraddress string* "inbox" redirect
+sieve_vacation_directory string* "inbox" redirect
size_addition integer 1024 smtp 1.91
skip_syntax_errors boolean false redirect 4.00
smtp_accept_keepalive boolean true main
timeout_frozen_after time 0s main 3.20
timezone string + main 3.15
tls_advertise_hosts host list * main 3.20
-tls_advertise_requiretls host list * main 4.92 if experimental_requiretls
+tls_alpn string* unset main 4.95
+ smtp 4.95
tls_certificate string* unset main 3.20
unset smtp 3.20
tls_dh_max_bits integer 2236 main 4.80