Support PIPECONNECT with helo_data using the local IP, when interface is known.

[exim.git] / doc / doc-txt / OptionLists.txt

diff --git a/doc/doc-txt/OptionLists.txt b/doc/doc-txt/OptionLists.txt
index 696b5f3fa99f0413d5653ca0535353c394b423f2..4314c534b2ec7625f4c5645db8e43dc76a2b4ef1 100644 (file)
--- a/doc/doc-txt/OptionLists.txt
+++ b/doc/doc-txt/OptionLists.txt
@@ -1,7 +1,7 @@
 LISTS OF EXIM OPTIONS
 ---------------------
 
 LISTS OF EXIM OPTIONS
 ---------------------
 

-This file contains complete lists of four kinds of Exim option:
+This file contains an almost complete lists of four kinds of Exim option:

 
   1. Those that can appear in the run time configuration file;
   2. Those that can be used on the command line;
 
   1. Those that can appear in the run time configuration file;
   2. Those that can be used on the command line;


@@ -9,7 +9,7 @@ This file contains complete lists of four kinds of Exim option:
   4. Those that can appear in the build time configuration for the Exim monitor
      (Local/eximon.conf).
 
   4. Those that can appear in the build time configuration for the Exim monitor
      (Local/eximon.conf).
 

-This file was last updated for Exim release 4.72.
+This file was last updated for Exim release 4.95.

 
 
 1. RUN TIME OPTIONS
 
 
 1. RUN TIME OPTIONS


@@ -54,7 +54,7 @@ acl_not_smtp_mime                    string*         unset         main
 acl_smtp_auth                        string*         unset         main              4.00
 acl_smtp_connect                     string*         unset         main              4.11
 acl_smtp_data                        string*         unset         main              4.00
 acl_smtp_auth                        string*         unset         main              4.00
 acl_smtp_connect                     string*         unset         main              4.11
 acl_smtp_data                        string*         unset         main              4.00

-acl_smtp_data_prdr                   string*         unset         main              4.82 with experimental_prdr
+acl_smtp_data_prdr                   string*         unset         main              4.82 with experimental_prdr, 4.83 unless disable_prdr

 acl_smtp_dkim                        string*         unset         main              4.70 unless disable_dkim
 acl_smtp_etrn                        string*         unset         main              4.00
 acl_smtp_expn                        string*         unset         main              4.00
 acl_smtp_dkim                        string*         unset         main              4.70 unless disable_dkim
 acl_smtp_etrn                        string*         unset         main              4.00
 acl_smtp_expn                        string*         unset         main              4.00


@@ -78,10 +78,12 @@ allow_fail                           boolean         false         redirect
 allow_filter                         boolean         false         redirect          4.00
 allow_freeze                         boolean         false         redirect          4.00
 allow_fifo                           boolean         false         appendfile        3.13
 allow_filter                         boolean         false         redirect          4.00
 allow_freeze                         boolean         false         redirect          4.00
 allow_fifo                           boolean         false         appendfile        3.13

+allow_insecure_tainted_data          boolean         true          main              4.95 support will drop ~4.97ٍ

 allow_localhost                      boolean         false         smtp              1.73
 allow_mx_to_ip                       boolean         false         main              3.14
 allow_symlink                        boolean         false         appendfile
 allow_utf8_domains                   boolean         false         main              4.14
 allow_localhost                      boolean         false         smtp              1.73
 allow_mx_to_ip                       boolean         false         main              3.14
 allow_symlink                        boolean         false         appendfile
 allow_utf8_domains                   boolean         false         main              4.14

+arc_sign                            string*         unset         smtp              4.91 with Experimental_ARC

 auth_advertise_hosts                 host list       "*"           main              4.00
 authenticated_sender                 string*         unset         smtp              4.14
 authenticated_sender_force           boolean         false         smtp              4.61
 auth_advertise_hosts                 host list       "*"           main              4.00
 authenticated_sender                 string*         unset         smtp              4.14
 authenticated_sender_force           boolean         false         smtp              4.61


@@ -97,7 +99,7 @@ batch_max                            integer         100           appendfile
 bcc                                  string*         unset         autoreply
 bi_command                           string          unset         main
 body_only                            boolean         false         transports        2.05
 bcc                                  string*         unset         autoreply
 bi_command                           string          unset         main
 body_only                            boolean         false         transports        2.05

-bounce_message_file                  string          unset         main              4.00
+bounce_message_file                  string*         unset         main              4.00 expanded from 4.94

 bounce_message_text                  string          unset         main              4.00
 bounce_return_body                   boolean         true          main              4.23
 bounce_return_message                boolean         true          main              4.00
 bounce_message_text                  string          unset         main              4.00
 bounce_return_body                   boolean         true          main              4.23
 bounce_return_message                boolean         true          main              4.00


@@ -126,17 +128,22 @@ check_spool_space                    integer         0             main
 check_string                         string          "From "       appendfile        3.03
                                                      unset         pipe              3.03
 check_srv                            string*         unset         dnslookup         4.31
 check_string                         string          "From "       appendfile        3.03
                                                      unset         pipe              3.03
 check_srv                            string*         unset         dnslookup         4.31

+client_authz                         string*         unset         gsasl             4.94

 client_condition                     string*         unset         authenticators    4.68
 client_ignore_invalid_base64         boolean         false         plaintext         4.61
 client_name                          string*         +             cram_md5          3.10
 client_condition                     string*         unset         authenticators    4.68
 client_ignore_invalid_base64         boolean         false         plaintext         4.61
 client_name                          string*         +             cram_md5          3.10

+client_password                      string*         unset         gsasl             4.94

 client_secret                        string*         unset         cram_md5          3.10
 client_send                          string*         unset         plaintext         3.10
 client_secret                        string*         unset         cram_md5          3.10
 client_send                          string*         unset         plaintext         3.10

+                                                     unset         external (auth)   4.93
+client_username                      string*         unset         gsasl             4.94

 command                              string*         unset         lmtp              3.20
                                                      unset         pipe
                                                      unset         queryprogram      4.00
 command_group                        string          unset         queryprogram      4.00
 command_timeout                      time            5m            smtp
 command_user                         string          unset         queryprogram      4.00
 command                              string*         unset         lmtp              3.20
                                                      unset         pipe
                                                      unset         queryprogram      4.00
 command_group                        string          unset         queryprogram      4.00
 command_timeout                      time            5m            smtp
 command_user                         string          unset         queryprogram      4.00

+commandline_checks_require_admin     boolean         false         main              4.90

 condition                            string*         unset         routers           4.00
 connect_timeout                      time            0s            smtp              1.60
 connection_max_messages              integer         500           smtp              4.00 replaces batch_max
 condition                            string*         unset         routers           4.00
 connect_timeout                      time            0s            smtp              1.60
 connection_max_messages              integer         500           smtp              4.00 replaces batch_max


@@ -147,12 +154,13 @@ current_directory                    string          unset         transports
 daemon_smtp_ports                    string          unset         main              1.75  pluralised in 4.21
 daemon_startup_retries               int             9             main              4.52
 daemon_startup_sleep                 time            30s           main              4.52
 daemon_smtp_ports                    string          unset         main              1.75  pluralised in 4.21
 daemon_startup_retries               int             9             main              4.52
 daemon_startup_sleep                 time            30s           main              4.52

+dane_require_tls_ciphers             string*         unset         smtp              4.91

 data                                 string          unset         redirect          4.00
 data_timeout                         time            5m            smtp
 debug_print                          string*         unset         authenticators    4.00
                                                      unset         routers           4.00
                                                      unset         transports        2.00
 data                                 string          unset         redirect          4.00
 data_timeout                         time            5m            smtp
 debug_print                          string*         unset         authenticators    4.00
                                                      unset         routers           4.00
                                                      unset         transports        2.00

-debug_store                          boolean         false         main                     4.90
+debug_store                          boolean         false         main              4.90

 delay_after_cutoff                   boolean         true          smtp
 delay_warning                        time list       24h           main
 delay_warning_condition              string*         +             main              1.73
 delay_after_cutoff                   boolean         true          smtp
 delay_warning                        time list       24h           main
 delay_warning_condition              string*         +             main              1.73


@@ -166,6 +174,11 @@ dkim_private_key                     string*         unset         smtp
 dkim_selector                        string*         unset         smtp              4.70
 dkim_sign_headers                    string*         (RFC4871)     smtp              4.70
 dkim_strict                          string*         unset         smtp              4.70
 dkim_selector                        string*         unset         smtp              4.70
 dkim_sign_headers                    string*         (RFC4871)     smtp              4.70
 dkim_strict                          string*         unset         smtp              4.70

+dkim_timestamps                      integer*        unset         smtp              4.92
+dkim_verify_hashes                   string          sha256:sha512:sha1 main         4.93
+dkim_verify_keytypes                 string          ed25519:rsa        main         4.93
+dkim_verify_min_keysizes             string list     "rsa=1024 ed25519=250"  main    4.94
+dkim_verify_minimal                  boolean         false              main         4.93

 dkim_verify_signers                  string*         $dkim_signers main              4.70
 directory                            string*         unset         appendfile
 directory_file                       string*         +             appendfile
 dkim_verify_signers                  string*         $dkim_signers main              4.70
 directory                            string*         unset         appendfile
 directory_file                       string*         +             appendfile


@@ -174,11 +187,12 @@ directory_transport                  string*         unset         redirect
 disable_ipv6                         boolean         false         main              4.61
 disable_logging                      boolean         false         routers           4.11
                                                      false         transports        4.11
 disable_ipv6                         boolean         false         main              4.61
 disable_logging                      boolean         false         routers           4.11
                                                      false         transports        4.11

-dmarc_forensic_sender                string          unset         main              4.82 if experimental_dmarc
-dmarc_history_file                   string          unset         main              4.82 if experimental_dmarc
-dmarc_tld_file                       string          unset         main              4.82 if experimental_dmarc
+dmarc_forensic_sender                string          unset         main              4.82 if experimental_dmarc, 4.93 mainline
+dmarc_history_file                   string          unset         main              4.82 if experimental_dmarc, 4.93 mainline
+dmarc_tld_file                       string          unset         main              4.82 if experimental_dmarc, 4.93 mainline

 dns_again_means_nonexist             domain list     unset         main              1.89
 dns_check_names_pattern              string          +             main              2.11
 dns_again_means_nonexist             domain list     unset         main              1.89
 dns_check_names_pattern              string          +             main              2.11

+dns_cname_loops                      integer         0             main              4.92 Set to 9 for older behaviour

 dns_csa_search_limit                 integer         5             main              4.60
 dns_csa_use_reverse                  boolean         true          main              4.60
 dns_dnssec_ok                        integer         -1            main              4.82
 dns_csa_search_limit                 integer         5             main              4.60
 dns_csa_use_reverse                  boolean         true          main              4.60
 dns_dnssec_ok                        integer         -1            main              4.82


@@ -207,6 +221,7 @@ escape_string                        string          ">From "      appendfile
 exim_group                           string          ++            main
 exim_path                            string          ++            main
 exim_user                            string          ++            main
 exim_group                           string          ++            main
 exim_path                            string          ++            main
 exim_user                            string          ++            main

+exim_version                         string          ++            main              4.93

 expn                                 boolean         true          routers
 extra_local_interfaces               string          unset         main              4.21
 extract_addresses_remove_arguments   boolean         true          main              1.92
 expn                                 boolean         true          routers
 extra_local_interfaces               string          unset         main              4.21
 extract_addresses_remove_arguments   boolean         true          main              1.92


@@ -293,14 +308,21 @@ hosts_connection_nolog               host list       unset         main
 hosts_max_try                        integer         5             smtp              3.20
 hosts_max_try_hardlimit              integer         50            smtp              4.50
 hosts_nopass_tls                     host list       unset         smtp              4.00
 hosts_max_try                        integer         5             smtp              3.20
 hosts_max_try_hardlimit              integer         50            smtp              4.50
 hosts_nopass_tls                     host list       unset         smtp              4.00

+hosts_noproxy_tls                    host list       "*"           smtp              4.90

 hosts_override                       boolean         false         smtp              2.11
 hosts_override                       boolean         false         smtp              2.11

+hosts_pipe_connect                  host_list       unset         smtp              4.93 if experimental_pipe_connect

 hosts_randomize                      boolean         false         manualroute       4.00
                                                      false         smtp              3.14
 hosts_require_auth                   host list       unset         smtp              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
 hosts_require_tls                    host list       unset         smtp              3.20
 hosts_treat_as_local                 domain list     unset         main              1.95
 hosts_try_auth                       host list       unset         smtp              4.00
 hosts_require_ocsp                   host list       unset         smtp              4.82 if experimental_ocsp
 hosts_require_tls                    host list       unset         smtp              3.20
 hosts_treat_as_local                 domain list     unset         main              1.95
 hosts_try_auth                       host list       unset         smtp              4.00

+hosts_try_dane                       host list       unset         smtp              4.91 (4.85 experimental)

 hosts_try_fastopen                   host list       unset         smtp              4.88
 hosts_try_prdr                       host list       unset         smtp              4.82 if experimental_prdr
 ibase_servers                        string          unset         main              4.23
 hosts_try_fastopen                   host list       unset         smtp              4.88
 hosts_try_prdr                       host list       unset         smtp              4.82 if experimental_prdr
 ibase_servers                        string          unset         main              4.23


@@ -364,6 +386,7 @@ message_body_newlines                boolean         false         main
 message_body_visible                 integer         500           main
 message_id_header_domain             string*         unset         main              4.11
 message_id_header_text               string*         unset         main
 message_body_visible                 integer         500           main
 message_id_header_domain             string*         unset         main              4.11
 message_id_header_text               string*         unset         main

+message_linelength_limit             integer         998           smtp              4.94

 message_logs                         boolean         true          main              4.10
 message_prefix                       string*         +             appendfile        4.00 replaces prefix
                                      string*         unset         pipe              4.00 replaces prefix
 message_logs                         boolean         true          main              4.10
 message_prefix                       string*         +             appendfile        4.00 replaces prefix
                                      string*         unset         pipe              4.00 replaces prefix


@@ -382,6 +405,8 @@ mx_domains                           domain list     unset         dnslookup
 mx_fail_domains                      domain list     unset         dnslookup         4.43
 mysql_servers                        string list     unset         main              3.03
 never_users                          string list     unset         main
 mx_fail_domains                      domain list     unset         dnslookup         4.43
 mysql_servers                        string list     unset         main              3.03
 never_users                          string list     unset         main

+notifier_socket                             string          "$spool_directory/exim_daemon_notify"
+                                                                  main              4.94

 notify_comsat                        boolean         false         appendfile
 once                                 string*         unset         autoreply
 once_file_size                       integer         0             autoreply         3.20
 notify_comsat                        boolean         false         appendfile
 once                                 string*         unset         autoreply
 once_file_size                       integer         0             autoreply         3.20


@@ -404,6 +429,7 @@ pid_file_path                        string          ++            main
 pipe_as_creator                      boolean         false         pipe
 pipe_transport                       string*         unset         redirect          4.00
 pipelining_advertise_hosts           host list       "*"           main              4.14
 pipe_as_creator                      boolean         false         pipe
 pipe_transport                       string*         unset         redirect          4.00
 pipelining_advertise_hosts           host list       "*"           main              4.14

+pipelining__connect_advertise_hosts  host list       "*"           main              4.92 if experimental_pipe_connect

 port                                 integer         0             iplookup          4.00
                                      string          "smtp"        smtp
 preserve_message_logs                boolean         false         main
 port                                 integer         0             iplookup          4.00
                                      string          "smtp"        smtp
 preserve_message_logs                boolean         false         main


@@ -422,6 +448,7 @@ qualify_recipient                    string          +             main
 qualify_single                       boolean         true          dnslookup         4.00
 query                                string*         +             iplookup          4.00
 queue_domains                        domain list     unset         main              4.00
 qualify_single                       boolean         true          dnslookup         4.00
 query                                string*         +             iplookup          4.00
 queue_domains                        domain list     unset         main              4.00

+queue_fast_ramp                      boolean         false         main              4.95

 queue_list_requires_admin            boolean         true          main              1.95
 queue_only                           boolean         false         main
 queue_only_file                      string          unset         main              2.05
 queue_list_requires_admin            boolean         true          main              1.95
 queue_only                           boolean         false         main
 queue_only_file                      string          unset         main              2.05


@@ -443,7 +470,7 @@ receive_timeout                      time            0s            main
 received_header_text                 string*         +             main
 received_headers_max                 integer         30            main
 recipient_unqualified_hosts          host list       unset         main              4.00 replacing receiver_unqualified_hosts
 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         0             main              1.60
+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
 recipients_max_reject                boolean         false         main              1.70
 redirect_router                      string          unset         routers           4.00
 remote_max_parallel                  integer         1             main


@@ -488,6 +515,11 @@ server_keytab                        string*         unset         heimdal_gssap
 server_mail_auth_condition           string*         unset         authenticators    3.22
 server_mech                          string          public_name   cyrus_sasl,gsasl  4.43 (cyrus-only) 4.80 (others)
 server_password                      string          unset         gsasl             4.80
 server_mail_auth_condition           string*         unset         authenticators    3.22
 server_mech                          string          public_name   cyrus_sasl,gsasl  4.43 (cyrus-only) 4.80 (others)
 server_password                      string          unset         gsasl             4.80

+server_param1                       string*         unset         tls (auth)        4.86
+server_param2                       string*         unset         tls (auth)        4.86
+server_param3                       string*         unset         tls (auth)        4.86
+server_param2                       string*         unset         tls (auth)        4.86 (tls-only) 4.93 (external)
+server_param3                       string*         unset         tls (auth)        4.86 (tls-only) 4.93 (external)

 server_prompts                       string*         unset         plaintext         3.10
 server_realm                         string          unset         cyrus_sasl,gsasl  4.43 (cyrus-only) 4.80 (others)
 server_scram_iter                    string*         unset         gsasl             4.80
 server_prompts                       string*         unset         plaintext         3.10
 server_realm                         string          unset         cyrus_sasl,gsasl  4.43 (cyrus-only) 4.80 (others)
 server_scram_iter                    string*         unset         gsasl             4.80


@@ -495,6 +527,7 @@ server_scram_salt                    string*         unset         gsasl
 server_secret                        string*         unset         cram_md5          3.10
 server_service                       string          "smtp"  cyrus_sasl,gsasl,heimdal_gssapi  (cyrus-only) 4.80 (others)
 server_set_id                        string*         unset         authenticators    3.10
 server_secret                        string*         unset         cram_md5          3.10
 server_service                       string          "smtp"  cyrus_sasl,gsasl,heimdal_gssapi  (cyrus-only) 4.80 (others)
 server_set_id                        string*         unset         authenticators    3.10

+set                                 string*         unset         routers           4.93

 shadow_condition                     string*         unset         transports
 shadow_transport                     string          unset         transports
 size_addition                        integer         1024          smtp              1.91
 shadow_condition                     string*         unset         transports
 shadow_transport                     string          unset         transports
 size_addition                        integer         1024          smtp              1.91


@@ -509,6 +542,7 @@ smtp_accept_queue                    integer         0             main
 smtp_accept_queue_per_connection     integer         10            main              2.03
 smtp_accept_reserve                  integer         0             main
 smtp_active_hostname                 string*         unset         main              4.33
 smtp_accept_queue_per_connection     integer         10            main              2.03
 smtp_accept_reserve                  integer         0             main
 smtp_active_hostname                 string*         unset         main              4.33

+smtp_backlog_monitor                 integer         0             main              4.95

 smtp_banner                          string*         +             main
 smtp_check_spool_space               boolean         true          main              2.10
 smtp_connect_backlog                 integer         5             main
 smtp_banner                          string*         +             main
 smtp_check_spool_space               boolean         true          main              2.10
 smtp_connect_backlog                 integer         5             main


@@ -526,8 +560,14 @@ smtp_reserve_hosts                   host list       unset         main
 smtp_return_error_details            boolean         false         main              4.11
 socket                               string*         unset         lmtp              4.11
 spamd_address                        string*         +             main              4.50 with content scan
 smtp_return_error_details            boolean         false         main              4.11
 socket                               string*         unset         lmtp              4.11
 spamd_address                        string*         +             main              4.50 with content scan

+spf_guess                           string          "v=spf1 a/24 mx/24 ptr ?all"
+                                                                  main              4.91 with SUPPORT_SPF
+spf_smtp_comment_template           string*         "Please see http://www.open-spf.org/Why"
+                                                                  main              4.94 with SUPPORT_SPF

 split_spool_directory                boolean         false         main              1.70
 spool_directory                      string          ++            main
 split_spool_directory                boolean         false         main              1.70
 spool_directory                      string          ++            main

+spool_wireformat                     boolean         false         main              4.90
+sqlite_dbfile                        string*         unset         main              4.94 with LOOKUP_SQLITE

 sqlite_lock_timeout                  time            5s            main              4.53
 strict_acl_vars                      boolean         false         main              4.64
 srv_fail_domains                     domain list     unset         dnslookup         4.43
 sqlite_lock_timeout                  time            5s            main              4.53
 strict_acl_vars                      boolean         false         main              4.64
 srv_fail_domains                     domain list     unset         dnslookup         4.43


@@ -560,6 +600,8 @@ timeout_defer                        boolean         false         pipe
 timeout_frozen_after                 time            0s            main              3.20
 timezone                             string          +             main              3.15
 tls_advertise_hosts                  host list       *             main              3.20
 timeout_frozen_after                 time            0s            main              3.20
 timezone                             string          +             main              3.15
 tls_advertise_hosts                  host list       *             main              3.20

+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
 tls_certificate                      string*         unset         main              3.20
                                                      unset         smtp              3.20
 tls_dh_max_bits                      integer         2236          main              4.80


@@ -572,6 +614,8 @@ tls_privatekey                       string*         unset         main
 tls_remember_emstp                   boolean         false         main              4.21
 tls_require_ciphers                  string*         unset         smtp              4.00 replaces tls_verify_ciphers
                                      string*         unset         main              4.33
 tls_remember_emstp                   boolean         false         main              4.21
 tls_require_ciphers                  string*         unset         smtp              4.00 replaces tls_verify_ciphers
                                      string*         unset         main              4.33

+tls_resumption_hosts                 host list*      unset         main              4.95
+                                     host list*      unset         smtp              4.95

 tls_sni                              string*         unset         main              4.80
 tls_tempfail_tryclear                boolean         true          smtp              4.05
 tls_try_verify_hosts                 host list       unset         main              4.00
 tls_sni                              string*         unset         main              4.80
 tls_tempfail_tryclear                boolean         true          smtp              4.05
 tls_try_verify_hosts                 host list       unset         main              4.00


@@ -603,13 +647,14 @@ use_mbx_lock                         boolean         +             appendfile
 use_shell                            boolean         false         pipe              1.70
 user                                 string          +             routers           4.00
                                                      unset         transports        4.00 replaces individual options
 use_shell                            boolean         false         pipe              1.70
 user                                 string          +             routers           4.00
                                                      unset         transports        4.00 replaces individual options

+utf8_downconvert                     integer         unset         smtp              4.92 if SUPPORT_I18N

 uucp_from_pattern                    string          +             main              1.75
 uucp_from_sender                     string*         "$1"          main              1.75
 verify                               boolean         true          routers           4.00
 verify_only                          boolean         false         routers           4.00
 verify_recipient                     boolean         true          routers           4.00
 verify_sender                        boolean         true          routers           4.00
 uucp_from_pattern                    string          +             main              1.75
 uucp_from_sender                     string*         "$1"          main              1.75
 verify                               boolean         true          routers           4.00
 verify_only                          boolean         false         routers           4.00
 verify_recipient                     boolean         true          routers           4.00
 verify_sender                        boolean         true          routers           4.00

-warn_message_file                    string          unset         main              4.00
+warn_message_file                    string*         unset         main              4.00 expanded from 4.94

 widen_domains                        string list     unset         dnslookup         4.00
 write_rejectlog                      boolean         true          main              4.31
 
 widen_domains                        string list     unset         dnslookup         4.00
 write_rejectlog                      boolean         true          main              4.31