Updated runtime files.
diff --git a/runtime/syntax/pfmain.vim b/runtime/syntax/pfmain.vim
index a090445..32ed697 100644
--- a/runtime/syntax/pfmain.vim
+++ b/runtime/syntax/pfmain.vim
@@ -1,11 +1,11 @@
 " Vim syntax file
 " Language:	Postfix main.cf configuration
 " Maintainer:	KELEMEN Peter <Peter dot Kelemen at cern dot ch>
-" Last Update:  Hong Xu
-" Last Change:	2011 May 14
+" Last Updates:	Anton Shestakov, Hong Xu
+" Last Change:	2015 Feb 10
 " Version:	0.40
 " URL:		http://cern.ch/fuji/vim/syntax/pfmain.vim
-" Comment:	Based on Postfix 2.9 defaults.
+" Comment:	Based on Postfix 2.12/3.0 postconf.5.html.
 
 if version < 600
 	syntax clear
@@ -41,6 +41,7 @@
 syntax keyword pfmainConf address_verify_sender
 syntax keyword pfmainConf address_verify_sender_dependent_default_transport_maps
 syntax keyword pfmainConf address_verify_sender_dependent_relayhost_maps
+syntax keyword pfmainConf address_verify_sender_ttl
 syntax keyword pfmainConf address_verify_service_name
 syntax keyword pfmainConf address_verify_transport_maps
 syntax keyword pfmainConf address_verify_virtual_transport
@@ -52,6 +53,7 @@
 syntax keyword pfmainConf allow_percent_hack
 syntax keyword pfmainConf allow_untrusted_routing
 syntax keyword pfmainConf alternate_config_directories
+syntax keyword pfmainConf always_add_missing_headers
 syntax keyword pfmainConf always_bcc
 syntax keyword pfmainConf anvil_rate_time_unit
 syntax keyword pfmainConf anvil_status_update_time
@@ -61,6 +63,7 @@
 syntax keyword pfmainConf authorized_flush_users
 syntax keyword pfmainConf authorized_mailq_users
 syntax keyword pfmainConf authorized_submit_users
+syntax keyword pfmainConf authorized_verp_clients
 syntax keyword pfmainConf backwards_bounce_logfile_compatibility
 syntax keyword pfmainConf berkeley_db_create_buffer_size
 syntax keyword pfmainConf berkeley_db_read_buffer_size
@@ -81,7 +84,9 @@
 syntax keyword pfmainConf command_execution_directory
 syntax keyword pfmainConf command_expansion_filter
 syntax keyword pfmainConf command_time_limit
+syntax keyword pfmainConf compatibility_level
 syntax keyword pfmainConf config_directory
+syntax keyword pfmainConf confirm_delay_cleared
 syntax keyword pfmainConf connection_cache_protocol_timeout
 syntax keyword pfmainConf connection_cache_service_name
 syntax keyword pfmainConf connection_cache_status_update_time
@@ -89,14 +94,17 @@
 syntax keyword pfmainConf content_filter
 syntax keyword pfmainConf cyrus_sasl_config_path
 syntax keyword pfmainConf daemon_directory
+syntax keyword pfmainConf daemon_table_open_error_is_fatal
 syntax keyword pfmainConf daemon_timeout
 syntax keyword pfmainConf data_directory
 syntax keyword pfmainConf debug_peer_level
 syntax keyword pfmainConf debug_peer_list
+syntax keyword pfmainConf debugger_command
 syntax keyword pfmainConf default_database_type
 syntax keyword pfmainConf default_delivery_slot_cost
 syntax keyword pfmainConf default_delivery_slot_discount
 syntax keyword pfmainConf default_delivery_slot_loan
+syntax keyword pfmainConf default_delivery_status_filter
 syntax keyword pfmainConf default_destination_concurrency_failed_cohort_limit
 syntax keyword pfmainConf default_destination_concurrency_limit
 syntax keyword pfmainConf default_destination_concurrency_negative_feedback
@@ -137,6 +145,7 @@
 syntax keyword pfmainConf empty_address_default_transport_maps_lookup_key
 syntax keyword pfmainConf empty_address_recipient
 syntax keyword pfmainConf empty_address_relayhost_maps_lookup_key
+syntax keyword pfmainConf enable_errors_to
 syntax keyword pfmainConf enable_long_queue_ids
 syntax keyword pfmainConf enable_original_recipient
 syntax keyword pfmainConf error_notice_recipient
@@ -144,6 +153,8 @@
 syntax keyword pfmainConf execution_directory_expansion_filter
 syntax keyword pfmainConf expand_owner_alias
 syntax keyword pfmainConf export_environment
+syntax keyword pfmainConf extract_recipient_limit
+syntax keyword pfmainConf fallback_relay
 syntax keyword pfmainConf fallback_transport
 syntax keyword pfmainConf fallback_transport_maps
 syntax keyword pfmainConf fast_flush_domains
@@ -177,25 +188,33 @@
 syntax keyword pfmainConf ipc_timeout
 syntax keyword pfmainConf ipc_ttl
 syntax keyword pfmainConf line_length_limit
+syntax keyword pfmainConf lmdb_map_size
 syntax keyword pfmainConf lmtp_address_preference
+syntax keyword pfmainConf lmtp_address_verify_target
+syntax keyword pfmainConf lmtp_assume_final
 syntax keyword pfmainConf lmtp_bind_address
 syntax keyword pfmainConf lmtp_bind_address6
 syntax keyword pfmainConf lmtp_body_checks
+syntax keyword pfmainConf lmtp_cache_connection
 syntax keyword pfmainConf lmtp_cname_overrides_servername
 syntax keyword pfmainConf lmtp_connect_timeout
 syntax keyword pfmainConf lmtp_connection_cache_destinations
 syntax keyword pfmainConf lmtp_connection_cache_on_demand
 syntax keyword pfmainConf lmtp_connection_cache_time_limit
+syntax keyword pfmainConf lmtp_connection_reuse_count_limit
 syntax keyword pfmainConf lmtp_connection_reuse_time_limit
 syntax keyword pfmainConf lmtp_data_done_timeout
 syntax keyword pfmainConf lmtp_data_init_timeout
 syntax keyword pfmainConf lmtp_data_xfer_timeout
 syntax keyword pfmainConf lmtp_defer_if_no_mx_address_found
+syntax keyword pfmainConf lmtp_delivery_status_filter
 syntax keyword pfmainConf lmtp_destination_concurrency_limit
 syntax keyword pfmainConf lmtp_destination_recipient_limit
 syntax keyword pfmainConf lmtp_discard_lhlo_keyword_address_maps
 syntax keyword pfmainConf lmtp_discard_lhlo_keywords
+syntax keyword pfmainConf lmtp_dns_reply_filter
 syntax keyword pfmainConf lmtp_dns_resolver_options
+syntax keyword pfmainConf lmtp_dns_support_level
 syntax keyword pfmainConf lmtp_enforce_tls
 syntax keyword pfmainConf lmtp_generic_maps
 syntax keyword pfmainConf lmtp_header_checks
@@ -230,9 +249,11 @@
 syntax keyword pfmainConf lmtp_sasl_tls_security_options
 syntax keyword pfmainConf lmtp_sasl_tls_verified_security_options
 syntax keyword pfmainConf lmtp_sasl_type
+syntax keyword pfmainConf lmtp_send_dummy_mail_auth
 syntax keyword pfmainConf lmtp_send_xforward_command
 syntax keyword pfmainConf lmtp_sender_dependent_authentication
 syntax keyword pfmainConf lmtp_skip_5xx_greeting
+syntax keyword pfmainConf lmtp_skip_quit_response
 syntax keyword pfmainConf lmtp_starttls_timeout
 syntax keyword pfmainConf lmtp_tcp_port
 syntax keyword pfmainConf lmtp_tls_CAfile
@@ -248,6 +269,7 @@
 syntax keyword pfmainConf lmtp_tls_exclude_ciphers
 syntax keyword pfmainConf lmtp_tls_fingerprint_cert_match
 syntax keyword pfmainConf lmtp_tls_fingerprint_digest
+syntax keyword pfmainConf lmtp_tls_force_insecure_host_tlsa_lookup
 syntax keyword pfmainConf lmtp_tls_key_file
 syntax keyword pfmainConf lmtp_tls_loglevel
 syntax keyword pfmainConf lmtp_tls_mandatory_ciphers
@@ -262,10 +284,12 @@
 syntax keyword pfmainConf lmtp_tls_security_level
 syntax keyword pfmainConf lmtp_tls_session_cache_database
 syntax keyword pfmainConf lmtp_tls_session_cache_timeout
+syntax keyword pfmainConf lmtp_tls_trust_anchor_file
 syntax keyword pfmainConf lmtp_tls_verify_cert_match
 syntax keyword pfmainConf lmtp_use_tls
 syntax keyword pfmainConf lmtp_xforward_timeout
 syntax keyword pfmainConf local_command_shell
+syntax keyword pfmainConf local_delivery_status_filter
 syntax keyword pfmainConf local_destination_concurrency_limit
 syntax keyword pfmainConf local_destination_recipient_limit
 syntax keyword pfmainConf local_header_rewrite_clients
@@ -287,17 +311,19 @@
 syntax keyword pfmainConf manpage_directory
 syntax keyword pfmainConf maps_rbl_domains
 syntax keyword pfmainConf maps_rbl_reject_code
-syntax keyword pfmainConf master_service_disable
 syntax keyword pfmainConf masquerade_classes
 syntax keyword pfmainConf masquerade_domains
 syntax keyword pfmainConf masquerade_exceptions
+syntax keyword pfmainConf master_service_disable
 syntax keyword pfmainConf max_idle
 syntax keyword pfmainConf max_use
 syntax keyword pfmainConf maximal_backoff_time
 syntax keyword pfmainConf maximal_queue_lifetime
+syntax keyword pfmainConf message_drop_headers
 syntax keyword pfmainConf message_reject_characters
 syntax keyword pfmainConf message_size_limit
 syntax keyword pfmainConf message_strip_characters
+syntax keyword pfmainConf meta_directory
 syntax keyword pfmainConf milter_command_timeout
 syntax keyword pfmainConf milter_connect_macros
 syntax keyword pfmainConf milter_connect_timeout
@@ -335,10 +361,12 @@
 syntax keyword pfmainConf non_fqdn_reject_code
 syntax keyword pfmainConf non_smtpd_milters
 syntax keyword pfmainConf notify_classes
+syntax keyword pfmainConf nullmx_reject_code
 syntax keyword pfmainConf owner_request_special
 syntax keyword pfmainConf parent_domain_matches_subdomains
 syntax keyword pfmainConf permit_mx_backup_networks
 syntax keyword pfmainConf pickup_service_name
+syntax keyword pfmainConf pipe_delivery_status_filter
 syntax keyword pfmainConf plaintext_reject_code
 syntax keyword pfmainConf postmulti_control_commands
 syntax keyword pfmainConf postmulti_start_commands
@@ -362,7 +390,9 @@
 syntax keyword pfmainConf postscreen_dnsbl_reply_map
 syntax keyword pfmainConf postscreen_dnsbl_sites
 syntax keyword pfmainConf postscreen_dnsbl_threshold
+syntax keyword pfmainConf postscreen_dnsbl_timeout
 syntax keyword pfmainConf postscreen_dnsbl_ttl
+syntax keyword pfmainConf postscreen_dnsbl_whitelist_threshold
 syntax keyword pfmainConf postscreen_enforce_tls
 syntax keyword pfmainConf postscreen_expansion_filter
 syntax keyword pfmainConf postscreen_forbidden_commands
@@ -381,6 +411,8 @@
 syntax keyword pfmainConf postscreen_pre_queue_limit
 syntax keyword pfmainConf postscreen_reject_footer
 syntax keyword pfmainConf postscreen_tls_security_level
+syntax keyword pfmainConf postscreen_upstream_proxy_protocol
+syntax keyword pfmainConf postscreen_upstream_proxy_timeout
 syntax keyword pfmainConf postscreen_use_tls
 syntax keyword pfmainConf postscreen_watchdog_timeout
 syntax keyword pfmainConf postscreen_whitelist_interfaces
@@ -395,7 +427,9 @@
 syntax keyword pfmainConf proxymap_service_name
 syntax keyword pfmainConf proxywrite_service_name
 syntax keyword pfmainConf qmgr_clog_warn_time
+syntax keyword pfmainConf qmgr_daemon_timeout
 syntax keyword pfmainConf qmgr_fudge_factor
+syntax keyword pfmainConf qmgr_ipc_timeout
 syntax keyword pfmainConf qmgr_message_active_limit
 syntax keyword pfmainConf qmgr_message_recipient_limit
 syntax keyword pfmainConf qmgr_message_recipient_minimum
@@ -435,17 +469,21 @@
 syntax keyword pfmainConf rewrite_service_name
 syntax keyword pfmainConf sample_directory
 syntax keyword pfmainConf send_cyrus_sasl_authzid
+syntax keyword pfmainConf sender_based_routing
 syntax keyword pfmainConf sender_bcc_maps
 syntax keyword pfmainConf sender_canonical_classes
 syntax keyword pfmainConf sender_canonical_maps
 syntax keyword pfmainConf sender_dependent_default_transport_maps
 syntax keyword pfmainConf sender_dependent_relayhost_maps
+syntax keyword pfmainConf sendmail_fix_line_endings
 syntax keyword pfmainConf sendmail_path
 syntax keyword pfmainConf service_throttle_time
 syntax keyword pfmainConf setgid_group
+syntax keyword pfmainConf shlib_directory
 syntax keyword pfmainConf show_user_unknown_table_name
 syntax keyword pfmainConf showq_service_name
 syntax keyword pfmainConf smtp_address_preference
+syntax keyword pfmainConf smtp_address_verify_target
 syntax keyword pfmainConf smtp_always_send_ehlo
 syntax keyword pfmainConf smtp_bind_address
 syntax keyword pfmainConf smtp_bind_address6
@@ -455,16 +493,20 @@
 syntax keyword pfmainConf smtp_connection_cache_destinations
 syntax keyword pfmainConf smtp_connection_cache_on_demand
 syntax keyword pfmainConf smtp_connection_cache_time_limit
+syntax keyword pfmainConf smtp_connection_reuse_count_limit
 syntax keyword pfmainConf smtp_connection_reuse_time_limit
 syntax keyword pfmainConf smtp_data_done_timeout
 syntax keyword pfmainConf smtp_data_init_timeout
 syntax keyword pfmainConf smtp_data_xfer_timeout
 syntax keyword pfmainConf smtp_defer_if_no_mx_address_found
+syntax keyword pfmainConf smtp_delivery_status_filter
 syntax keyword pfmainConf smtp_destination_concurrency_limit
 syntax keyword pfmainConf smtp_destination_recipient_limit
 syntax keyword pfmainConf smtp_discard_ehlo_keyword_address_maps
 syntax keyword pfmainConf smtp_discard_ehlo_keywords
+syntax keyword pfmainConf smtp_dns_reply_filter
 syntax keyword pfmainConf smtp_dns_resolver_options
+syntax keyword pfmainConf smtp_dns_support_level
 syntax keyword pfmainConf smtp_enforce_tls
 syntax keyword pfmainConf smtp_fallback_relay
 syntax keyword pfmainConf smtp_generic_maps
@@ -479,6 +521,7 @@
 syntax keyword pfmainConf smtp_mx_session_limit
 syntax keyword pfmainConf smtp_nested_header_checks
 syntax keyword pfmainConf smtp_never_send_ehlo
+syntax keyword pfmainConf smtp_per_record_deadline
 syntax keyword pfmainConf smtp_pix_workaround_delay_time
 syntax keyword pfmainConf smtp_pix_workaround_maps
 syntax keyword pfmainConf smtp_pix_workaround_threshold_time
@@ -500,8 +543,10 @@
 syntax keyword pfmainConf smtp_sasl_tls_security_options
 syntax keyword pfmainConf smtp_sasl_tls_verified_security_options
 syntax keyword pfmainConf smtp_sasl_type
+syntax keyword pfmainConf smtp_send_dummy_mail_auth
 syntax keyword pfmainConf smtp_send_xforward_command
 syntax keyword pfmainConf smtp_sender_dependent_authentication
+syntax keyword pfmainConf smtp_skip_4xx_greeting
 syntax keyword pfmainConf smtp_skip_5xx_greeting
 syntax keyword pfmainConf smtp_skip_quit_response
 syntax keyword pfmainConf smtp_starttls_timeout
@@ -519,6 +564,7 @@
 syntax keyword pfmainConf smtp_tls_exclude_ciphers
 syntax keyword pfmainConf smtp_tls_fingerprint_cert_match
 syntax keyword pfmainConf smtp_tls_fingerprint_digest
+syntax keyword pfmainConf smtp_tls_force_insecure_host_tlsa_lookup
 syntax keyword pfmainConf smtp_tls_key_file
 syntax keyword pfmainConf smtp_tls_loglevel
 syntax keyword pfmainConf smtp_tls_mandatory_ciphers
@@ -533,7 +579,9 @@
 syntax keyword pfmainConf smtp_tls_security_level
 syntax keyword pfmainConf smtp_tls_session_cache_database
 syntax keyword pfmainConf smtp_tls_session_cache_timeout
+syntax keyword pfmainConf smtp_tls_trust_anchor_file
 syntax keyword pfmainConf smtp_tls_verify_cert_match
+syntax keyword pfmainConf smtp_tls_wrappermode
 syntax keyword pfmainConf smtp_use_tls
 syntax keyword pfmainConf smtp_xforward_timeout
 syntax keyword pfmainConf smtpd_authorized_verp_clients
@@ -554,6 +602,7 @@
 syntax keyword pfmainConf smtpd_delay_reject
 syntax keyword pfmainConf smtpd_discard_ehlo_keyword_address_maps
 syntax keyword pfmainConf smtpd_discard_ehlo_keywords
+syntax keyword pfmainConf smtpd_dns_reply_filter
 syntax keyword pfmainConf smtpd_end_of_data_restrictions
 syntax keyword pfmainConf smtpd_enforce_tls
 syntax keyword pfmainConf smtpd_error_sleep_time
@@ -565,14 +614,19 @@
 syntax keyword pfmainConf smtpd_helo_restrictions
 syntax keyword pfmainConf smtpd_history_flush_threshold
 syntax keyword pfmainConf smtpd_junk_command_limit
+syntax keyword pfmainConf smtpd_log_access_permit_actions
 syntax keyword pfmainConf smtpd_milters
 syntax keyword pfmainConf smtpd_noop_commands
 syntax keyword pfmainConf smtpd_null_access_lookup_key
 syntax keyword pfmainConf smtpd_peername_lookup
 syntax keyword pfmainConf smtpd_per_record_deadline
+syntax keyword pfmainConf smtpd_policy_service_default_action
 syntax keyword pfmainConf smtpd_policy_service_max_idle
 syntax keyword pfmainConf smtpd_policy_service_max_ttl
+syntax keyword pfmainConf smtpd_policy_service_request_limit
+syntax keyword pfmainConf smtpd_policy_service_retry_delay
 syntax keyword pfmainConf smtpd_policy_service_timeout
+syntax keyword pfmainConf smtpd_policy_service_try_limit
 syntax keyword pfmainConf smtpd_proxy_ehlo
 syntax keyword pfmainConf smtpd_proxy_filter
 syntax keyword pfmainConf smtpd_proxy_options
@@ -583,13 +637,16 @@
 syntax keyword pfmainConf smtpd_reject_footer
 syntax keyword pfmainConf smtpd_reject_unlisted_recipient
 syntax keyword pfmainConf smtpd_reject_unlisted_sender
+syntax keyword pfmainConf smtpd_relay_restrictions
 syntax keyword pfmainConf smtpd_restriction_classes
+syntax keyword pfmainConf smtpd_sasl_application_name
 syntax keyword pfmainConf smtpd_sasl_auth_enable
 syntax keyword pfmainConf smtpd_sasl_authenticated_header
 syntax keyword pfmainConf smtpd_sasl_exceptions_networks
 syntax keyword pfmainConf smtpd_sasl_local_domain
 syntax keyword pfmainConf smtpd_sasl_path
 syntax keyword pfmainConf smtpd_sasl_security_options
+syntax keyword pfmainConf smtpd_sasl_service
 syntax keyword pfmainConf smtpd_sasl_tls_security_options
 syntax keyword pfmainConf smtpd_sasl_type
 syntax keyword pfmainConf smtpd_sender_login_maps
@@ -628,21 +685,21 @@
 syntax keyword pfmainConf smtpd_tls_session_cache_database
 syntax keyword pfmainConf smtpd_tls_session_cache_timeout
 syntax keyword pfmainConf smtpd_tls_wrappermode
+syntax keyword pfmainConf smtpd_upstream_proxy_protocol
+syntax keyword pfmainConf smtpd_upstream_proxy_timeout
 syntax keyword pfmainConf smtpd_use_tls
+syntax keyword pfmainConf smtputf8_autodetect_classes
+syntax keyword pfmainConf smtputf8_enable
 syntax keyword pfmainConf soft_bounce
 syntax keyword pfmainConf stale_lock_time
 syntax keyword pfmainConf stress
 syntax keyword pfmainConf strict_7bit_headers
 syntax keyword pfmainConf strict_8bitmime
 syntax keyword pfmainConf strict_8bitmime_body
-syntax keyword pfmainConf strict_mime_encoding_domain
-syntax keyword pfmainConf strict_rfc821_envelopes
-syntax keyword pfmainConf strict_7bit_headers
-syntax keyword pfmainConf strict_8bitmime
-syntax keyword pfmainConf strict_8bitmime_body
 syntax keyword pfmainConf strict_mailbox_ownership
 syntax keyword pfmainConf strict_mime_encoding_domain
 syntax keyword pfmainConf strict_rfc821_envelopes
+syntax keyword pfmainConf strict_smtputf8
 syntax keyword pfmainConf sun_mailtool_compatibility
 syntax keyword pfmainConf swap_bangpath
 syntax keyword pfmainConf syslog_facility
@@ -650,11 +707,15 @@
 syntax keyword pfmainConf tcp_windowsize
 syntax keyword pfmainConf tls_append_default_CA
 syntax keyword pfmainConf tls_daemon_random_bytes
+syntax keyword pfmainConf tls_dane_digest_agility
+syntax keyword pfmainConf tls_dane_digests
+syntax keyword pfmainConf tls_dane_trust_anchor_digest_enable
 syntax keyword pfmainConf tls_disable_workarounds
 syntax keyword pfmainConf tls_eecdh_strong_curve
 syntax keyword pfmainConf tls_eecdh_ultra_curve
 syntax keyword pfmainConf tls_export_cipherlist
 syntax keyword pfmainConf tls_high_cipherlist
+syntax keyword pfmainConf tls_legacy_public_key_fingerprints
 syntax keyword pfmainConf tls_low_cipherlist
 syntax keyword pfmainConf tls_medium_cipherlist
 syntax keyword pfmainConf tls_null_cipherlist
@@ -664,6 +725,10 @@
 syntax keyword pfmainConf tls_random_prng_update_period
 syntax keyword pfmainConf tls_random_reseed_period
 syntax keyword pfmainConf tls_random_source
+syntax keyword pfmainConf tls_session_ticket_cipher
+syntax keyword pfmainConf tls_ssl_options
+syntax keyword pfmainConf tls_wildcard_matches_multiple_labels
+syntax keyword pfmainConf tlsmgr_service_name
 syntax keyword pfmainConf tlsproxy_enforce_tls
 syntax keyword pfmainConf tlsproxy_service_name
 syntax keyword pfmainConf tlsproxy_tls_CAfile
@@ -711,6 +776,7 @@
 syntax keyword pfmainConf transport_recipient_refill_delay
 syntax keyword pfmainConf transport_recipient_refill_limit
 syntax keyword pfmainConf transport_retry_time
+syntax keyword pfmainConf transport_time_limit
 syntax keyword pfmainConf trigger_timeout
 syntax keyword pfmainConf undisclosed_recipients_header
 syntax keyword pfmainConf unknown_address_reject_code
@@ -731,10 +797,12 @@
 syntax keyword pfmainConf unverified_sender_reject_reason
 syntax keyword pfmainConf unverified_sender_tempfail_action
 syntax keyword pfmainConf verp_delimiter_filter
+syntax keyword pfmainConf virtual_alias_address_length_limit
 syntax keyword pfmainConf virtual_alias_domains
 syntax keyword pfmainConf virtual_alias_expansion_limit
 syntax keyword pfmainConf virtual_alias_maps
 syntax keyword pfmainConf virtual_alias_recursion_limit
+syntax keyword pfmainConf virtual_delivery_status_filter
 syntax keyword pfmainConf virtual_destination_concurrency_limit
 syntax keyword pfmainConf virtual_destination_recipient_limit
 syntax keyword pfmainConf virtual_gid_maps
@@ -743,6 +811,7 @@
 syntax keyword pfmainConf virtual_mailbox_limit
 syntax keyword pfmainConf virtual_mailbox_lock
 syntax keyword pfmainConf virtual_mailbox_maps
+syntax keyword pfmainConf virtual_maps
 syntax keyword pfmainConf virtual_minimum_uid
 syntax keyword pfmainConf virtual_transport
 syntax keyword pfmainConf virtual_uid_maps
@@ -765,6 +834,7 @@
 syntax match pfmainRef "$\<address_verify_sender\>"
 syntax match pfmainRef "$\<address_verify_sender_dependent_default_transport_maps\>"
 syntax match pfmainRef "$\<address_verify_sender_dependent_relayhost_maps\>"
+syntax match pfmainRef "$\<address_verify_sender_ttl\>"
 syntax match pfmainRef "$\<address_verify_service_name\>"
 syntax match pfmainRef "$\<address_verify_transport_maps\>"
 syntax match pfmainRef "$\<address_verify_virtual_transport\>"
@@ -776,6 +846,7 @@
 syntax match pfmainRef "$\<allow_percent_hack\>"
 syntax match pfmainRef "$\<allow_untrusted_routing\>"
 syntax match pfmainRef "$\<alternate_config_directories\>"
+syntax match pfmainRef "$\<always_add_missing_headers\>"
 syntax match pfmainRef "$\<always_bcc\>"
 syntax match pfmainRef "$\<anvil_rate_time_unit\>"
 syntax match pfmainRef "$\<anvil_status_update_time\>"
@@ -785,6 +856,7 @@
 syntax match pfmainRef "$\<authorized_flush_users\>"
 syntax match pfmainRef "$\<authorized_mailq_users\>"
 syntax match pfmainRef "$\<authorized_submit_users\>"
+syntax match pfmainRef "$\<authorized_verp_clients\>"
 syntax match pfmainRef "$\<backwards_bounce_logfile_compatibility\>"
 syntax match pfmainRef "$\<berkeley_db_create_buffer_size\>"
 syntax match pfmainRef "$\<berkeley_db_read_buffer_size\>"
@@ -805,7 +877,9 @@
 syntax match pfmainRef "$\<command_execution_directory\>"
 syntax match pfmainRef "$\<command_expansion_filter\>"
 syntax match pfmainRef "$\<command_time_limit\>"
+syntax match pfmainRef "$\<compatibility_level\>"
 syntax match pfmainRef "$\<config_directory\>"
+syntax match pfmainRef "$\<confirm_delay_cleared\>"
 syntax match pfmainRef "$\<connection_cache_protocol_timeout\>"
 syntax match pfmainRef "$\<connection_cache_service_name\>"
 syntax match pfmainRef "$\<connection_cache_status_update_time\>"
@@ -813,14 +887,17 @@
 syntax match pfmainRef "$\<content_filter\>"
 syntax match pfmainRef "$\<cyrus_sasl_config_path\>"
 syntax match pfmainRef "$\<daemon_directory\>"
+syntax match pfmainRef "$\<daemon_table_open_error_is_fatal\>"
 syntax match pfmainRef "$\<daemon_timeout\>"
 syntax match pfmainRef "$\<data_directory\>"
 syntax match pfmainRef "$\<debug_peer_level\>"
 syntax match pfmainRef "$\<debug_peer_list\>"
+syntax match pfmainRef "$\<debugger_command\>"
 syntax match pfmainRef "$\<default_database_type\>"
 syntax match pfmainRef "$\<default_delivery_slot_cost\>"
 syntax match pfmainRef "$\<default_delivery_slot_discount\>"
 syntax match pfmainRef "$\<default_delivery_slot_loan\>"
+syntax match pfmainRef "$\<default_delivery_status_filter\>"
 syntax match pfmainRef "$\<default_destination_concurrency_failed_cohort_limit\>"
 syntax match pfmainRef "$\<default_destination_concurrency_limit\>"
 syntax match pfmainRef "$\<default_destination_concurrency_negative_feedback\>"
@@ -861,6 +938,7 @@
 syntax match pfmainRef "$\<empty_address_default_transport_maps_lookup_key\>"
 syntax match pfmainRef "$\<empty_address_recipient\>"
 syntax match pfmainRef "$\<empty_address_relayhost_maps_lookup_key\>"
+syntax match pfmainRef "$\<enable_errors_to\>"
 syntax match pfmainRef "$\<enable_long_queue_ids\>"
 syntax match pfmainRef "$\<enable_original_recipient\>"
 syntax match pfmainRef "$\<error_notice_recipient\>"
@@ -868,6 +946,8 @@
 syntax match pfmainRef "$\<execution_directory_expansion_filter\>"
 syntax match pfmainRef "$\<expand_owner_alias\>"
 syntax match pfmainRef "$\<export_environment\>"
+syntax match pfmainRef "$\<extract_recipient_limit\>"
+syntax match pfmainRef "$\<fallback_relay\>"
 syntax match pfmainRef "$\<fallback_transport\>"
 syntax match pfmainRef "$\<fallback_transport_maps\>"
 syntax match pfmainRef "$\<fast_flush_domains\>"
@@ -901,25 +981,33 @@
 syntax match pfmainRef "$\<ipc_timeout\>"
 syntax match pfmainRef "$\<ipc_ttl\>"
 syntax match pfmainRef "$\<line_length_limit\>"
+syntax match pfmainRef "$\<lmdb_map_size\>"
 syntax match pfmainRef "$\<lmtp_address_preference\>"
+syntax match pfmainRef "$\<lmtp_address_verify_target\>"
+syntax match pfmainRef "$\<lmtp_assume_final\>"
 syntax match pfmainRef "$\<lmtp_bind_address\>"
 syntax match pfmainRef "$\<lmtp_bind_address6\>"
 syntax match pfmainRef "$\<lmtp_body_checks\>"
+syntax match pfmainRef "$\<lmtp_cache_connection\>"
 syntax match pfmainRef "$\<lmtp_cname_overrides_servername\>"
 syntax match pfmainRef "$\<lmtp_connect_timeout\>"
 syntax match pfmainRef "$\<lmtp_connection_cache_destinations\>"
 syntax match pfmainRef "$\<lmtp_connection_cache_on_demand\>"
 syntax match pfmainRef "$\<lmtp_connection_cache_time_limit\>"
+syntax match pfmainRef "$\<lmtp_connection_reuse_count_limit\>"
 syntax match pfmainRef "$\<lmtp_connection_reuse_time_limit\>"
 syntax match pfmainRef "$\<lmtp_data_done_timeout\>"
 syntax match pfmainRef "$\<lmtp_data_init_timeout\>"
 syntax match pfmainRef "$\<lmtp_data_xfer_timeout\>"
 syntax match pfmainRef "$\<lmtp_defer_if_no_mx_address_found\>"
+syntax match pfmainRef "$\<lmtp_delivery_status_filter\>"
 syntax match pfmainRef "$\<lmtp_destination_concurrency_limit\>"
 syntax match pfmainRef "$\<lmtp_destination_recipient_limit\>"
 syntax match pfmainRef "$\<lmtp_discard_lhlo_keyword_address_maps\>"
 syntax match pfmainRef "$\<lmtp_discard_lhlo_keywords\>"
+syntax match pfmainRef "$\<lmtp_dns_reply_filter\>"
 syntax match pfmainRef "$\<lmtp_dns_resolver_options\>"
+syntax match pfmainRef "$\<lmtp_dns_support_level\>"
 syntax match pfmainRef "$\<lmtp_enforce_tls\>"
 syntax match pfmainRef "$\<lmtp_generic_maps\>"
 syntax match pfmainRef "$\<lmtp_header_checks\>"
@@ -954,9 +1042,11 @@
 syntax match pfmainRef "$\<lmtp_sasl_tls_security_options\>"
 syntax match pfmainRef "$\<lmtp_sasl_tls_verified_security_options\>"
 syntax match pfmainRef "$\<lmtp_sasl_type\>"
+syntax match pfmainRef "$\<lmtp_send_dummy_mail_auth\>"
 syntax match pfmainRef "$\<lmtp_send_xforward_command\>"
 syntax match pfmainRef "$\<lmtp_sender_dependent_authentication\>"
 syntax match pfmainRef "$\<lmtp_skip_5xx_greeting\>"
+syntax match pfmainRef "$\<lmtp_skip_quit_response\>"
 syntax match pfmainRef "$\<lmtp_starttls_timeout\>"
 syntax match pfmainRef "$\<lmtp_tcp_port\>"
 syntax match pfmainRef "$\<lmtp_tls_CAfile\>"
@@ -972,6 +1062,7 @@
 syntax match pfmainRef "$\<lmtp_tls_exclude_ciphers\>"
 syntax match pfmainRef "$\<lmtp_tls_fingerprint_cert_match\>"
 syntax match pfmainRef "$\<lmtp_tls_fingerprint_digest\>"
+syntax match pfmainRef "$\<lmtp_tls_force_insecure_host_tlsa_lookup\>"
 syntax match pfmainRef "$\<lmtp_tls_key_file\>"
 syntax match pfmainRef "$\<lmtp_tls_loglevel\>"
 syntax match pfmainRef "$\<lmtp_tls_mandatory_ciphers\>"
@@ -982,11 +1073,16 @@
 syntax match pfmainRef "$\<lmtp_tls_policy_maps\>"
 syntax match pfmainRef "$\<lmtp_tls_protocols\>"
 syntax match pfmainRef "$\<lmtp_tls_scert_verifydepth\>"
+syntax match pfmainRef "$\<lmtp_tls_secure_cert_match\>"
+syntax match pfmainRef "$\<lmtp_tls_security_level\>"
+syntax match pfmainRef "$\<lmtp_tls_session_cache_database\>"
 syntax match pfmainRef "$\<lmtp_tls_session_cache_timeout\>"
+syntax match pfmainRef "$\<lmtp_tls_trust_anchor_file\>"
 syntax match pfmainRef "$\<lmtp_tls_verify_cert_match\>"
 syntax match pfmainRef "$\<lmtp_use_tls\>"
 syntax match pfmainRef "$\<lmtp_xforward_timeout\>"
 syntax match pfmainRef "$\<local_command_shell\>"
+syntax match pfmainRef "$\<local_delivery_status_filter\>"
 syntax match pfmainRef "$\<local_destination_concurrency_limit\>"
 syntax match pfmainRef "$\<local_destination_recipient_limit\>"
 syntax match pfmainRef "$\<local_header_rewrite_clients\>"
@@ -1008,17 +1104,19 @@
 syntax match pfmainRef "$\<manpage_directory\>"
 syntax match pfmainRef "$\<maps_rbl_domains\>"
 syntax match pfmainRef "$\<maps_rbl_reject_code\>"
-syntax match pfmainRef "$\<master_service_disable\>"
 syntax match pfmainRef "$\<masquerade_classes\>"
 syntax match pfmainRef "$\<masquerade_domains\>"
 syntax match pfmainRef "$\<masquerade_exceptions\>"
+syntax match pfmainRef "$\<master_service_disable\>"
 syntax match pfmainRef "$\<max_idle\>"
 syntax match pfmainRef "$\<max_use\>"
 syntax match pfmainRef "$\<maximal_backoff_time\>"
 syntax match pfmainRef "$\<maximal_queue_lifetime\>"
+syntax match pfmainRef "$\<message_drop_headers\>"
 syntax match pfmainRef "$\<message_reject_characters\>"
 syntax match pfmainRef "$\<message_size_limit\>"
 syntax match pfmainRef "$\<message_strip_characters\>"
+syntax match pfmainRef "$\<meta_directory\>"
 syntax match pfmainRef "$\<milter_command_timeout\>"
 syntax match pfmainRef "$\<milter_connect_macros\>"
 syntax match pfmainRef "$\<milter_connect_timeout\>"
@@ -1056,10 +1154,12 @@
 syntax match pfmainRef "$\<non_fqdn_reject_code\>"
 syntax match pfmainRef "$\<non_smtpd_milters\>"
 syntax match pfmainRef "$\<notify_classes\>"
+syntax match pfmainRef "$\<nullmx_reject_code\>"
 syntax match pfmainRef "$\<owner_request_special\>"
 syntax match pfmainRef "$\<parent_domain_matches_subdomains\>"
 syntax match pfmainRef "$\<permit_mx_backup_networks\>"
 syntax match pfmainRef "$\<pickup_service_name\>"
+syntax match pfmainRef "$\<pipe_delivery_status_filter\>"
 syntax match pfmainRef "$\<plaintext_reject_code\>"
 syntax match pfmainRef "$\<postmulti_control_commands\>"
 syntax match pfmainRef "$\<postmulti_start_commands\>"
@@ -1083,7 +1183,9 @@
 syntax match pfmainRef "$\<postscreen_dnsbl_reply_map\>"
 syntax match pfmainRef "$\<postscreen_dnsbl_sites\>"
 syntax match pfmainRef "$\<postscreen_dnsbl_threshold\>"
+syntax match pfmainRef "$\<postscreen_dnsbl_timeout\>"
 syntax match pfmainRef "$\<postscreen_dnsbl_ttl\>"
+syntax match pfmainRef "$\<postscreen_dnsbl_whitelist_threshold\>"
 syntax match pfmainRef "$\<postscreen_enforce_tls\>"
 syntax match pfmainRef "$\<postscreen_expansion_filter\>"
 syntax match pfmainRef "$\<postscreen_forbidden_commands\>"
@@ -1102,9 +1204,8 @@
 syntax match pfmainRef "$\<postscreen_pre_queue_limit\>"
 syntax match pfmainRef "$\<postscreen_reject_footer\>"
 syntax match pfmainRef "$\<postscreen_tls_security_level\>"
-syntax match pfmainRef "$\<lmtp_tls_secure_cert_match\>"
-syntax match pfmainRef "$\<lmtp_tls_security_level\>"
-syntax match pfmainRef "$\<lmtp_tls_session_cache_database\>"
+syntax match pfmainRef "$\<postscreen_upstream_proxy_protocol\>"
+syntax match pfmainRef "$\<postscreen_upstream_proxy_timeout\>"
 syntax match pfmainRef "$\<postscreen_use_tls\>"
 syntax match pfmainRef "$\<postscreen_watchdog_timeout\>"
 syntax match pfmainRef "$\<postscreen_whitelist_interfaces\>"
@@ -1119,7 +1220,9 @@
 syntax match pfmainRef "$\<proxymap_service_name\>"
 syntax match pfmainRef "$\<proxywrite_service_name\>"
 syntax match pfmainRef "$\<qmgr_clog_warn_time\>"
+syntax match pfmainRef "$\<qmgr_daemon_timeout\>"
 syntax match pfmainRef "$\<qmgr_fudge_factor\>"
+syntax match pfmainRef "$\<qmgr_ipc_timeout\>"
 syntax match pfmainRef "$\<qmgr_message_active_limit\>"
 syntax match pfmainRef "$\<qmgr_message_recipient_limit\>"
 syntax match pfmainRef "$\<qmgr_message_recipient_minimum\>"
@@ -1159,17 +1262,21 @@
 syntax match pfmainRef "$\<rewrite_service_name\>"
 syntax match pfmainRef "$\<sample_directory\>"
 syntax match pfmainRef "$\<send_cyrus_sasl_authzid\>"
+syntax match pfmainRef "$\<sender_based_routing\>"
 syntax match pfmainRef "$\<sender_bcc_maps\>"
 syntax match pfmainRef "$\<sender_canonical_classes\>"
 syntax match pfmainRef "$\<sender_canonical_maps\>"
 syntax match pfmainRef "$\<sender_dependent_default_transport_maps\>"
 syntax match pfmainRef "$\<sender_dependent_relayhost_maps\>"
+syntax match pfmainRef "$\<sendmail_fix_line_endings\>"
 syntax match pfmainRef "$\<sendmail_path\>"
 syntax match pfmainRef "$\<service_throttle_time\>"
 syntax match pfmainRef "$\<setgid_group\>"
+syntax match pfmainRef "$\<shlib_directory\>"
 syntax match pfmainRef "$\<show_user_unknown_table_name\>"
 syntax match pfmainRef "$\<showq_service_name\>"
 syntax match pfmainRef "$\<smtp_address_preference\>"
+syntax match pfmainRef "$\<smtp_address_verify_target\>"
 syntax match pfmainRef "$\<smtp_always_send_ehlo\>"
 syntax match pfmainRef "$\<smtp_bind_address\>"
 syntax match pfmainRef "$\<smtp_bind_address6\>"
@@ -1179,16 +1286,20 @@
 syntax match pfmainRef "$\<smtp_connection_cache_destinations\>"
 syntax match pfmainRef "$\<smtp_connection_cache_on_demand\>"
 syntax match pfmainRef "$\<smtp_connection_cache_time_limit\>"
+syntax match pfmainRef "$\<smtp_connection_reuse_count_limit\>"
 syntax match pfmainRef "$\<smtp_connection_reuse_time_limit\>"
 syntax match pfmainRef "$\<smtp_data_done_timeout\>"
 syntax match pfmainRef "$\<smtp_data_init_timeout\>"
 syntax match pfmainRef "$\<smtp_data_xfer_timeout\>"
 syntax match pfmainRef "$\<smtp_defer_if_no_mx_address_found\>"
+syntax match pfmainRef "$\<smtp_delivery_status_filter\>"
 syntax match pfmainRef "$\<smtp_destination_concurrency_limit\>"
 syntax match pfmainRef "$\<smtp_destination_recipient_limit\>"
 syntax match pfmainRef "$\<smtp_discard_ehlo_keyword_address_maps\>"
 syntax match pfmainRef "$\<smtp_discard_ehlo_keywords\>"
+syntax match pfmainRef "$\<smtp_dns_reply_filter\>"
 syntax match pfmainRef "$\<smtp_dns_resolver_options\>"
+syntax match pfmainRef "$\<smtp_dns_support_level\>"
 syntax match pfmainRef "$\<smtp_enforce_tls\>"
 syntax match pfmainRef "$\<smtp_fallback_relay\>"
 syntax match pfmainRef "$\<smtp_generic_maps\>"
@@ -1203,6 +1314,7 @@
 syntax match pfmainRef "$\<smtp_mx_session_limit\>"
 syntax match pfmainRef "$\<smtp_nested_header_checks\>"
 syntax match pfmainRef "$\<smtp_never_send_ehlo\>"
+syntax match pfmainRef "$\<smtp_per_record_deadline\>"
 syntax match pfmainRef "$\<smtp_pix_workaround_delay_time\>"
 syntax match pfmainRef "$\<smtp_pix_workaround_maps\>"
 syntax match pfmainRef "$\<smtp_pix_workaround_threshold_time\>"
@@ -1224,8 +1336,10 @@
 syntax match pfmainRef "$\<smtp_sasl_tls_security_options\>"
 syntax match pfmainRef "$\<smtp_sasl_tls_verified_security_options\>"
 syntax match pfmainRef "$\<smtp_sasl_type\>"
+syntax match pfmainRef "$\<smtp_send_dummy_mail_auth\>"
 syntax match pfmainRef "$\<smtp_send_xforward_command\>"
 syntax match pfmainRef "$\<smtp_sender_dependent_authentication\>"
+syntax match pfmainRef "$\<smtp_skip_4xx_greeting\>"
 syntax match pfmainRef "$\<smtp_skip_5xx_greeting\>"
 syntax match pfmainRef "$\<smtp_skip_quit_response\>"
 syntax match pfmainRef "$\<smtp_starttls_timeout\>"
@@ -1243,6 +1357,7 @@
 syntax match pfmainRef "$\<smtp_tls_exclude_ciphers\>"
 syntax match pfmainRef "$\<smtp_tls_fingerprint_cert_match\>"
 syntax match pfmainRef "$\<smtp_tls_fingerprint_digest\>"
+syntax match pfmainRef "$\<smtp_tls_force_insecure_host_tlsa_lookup\>"
 syntax match pfmainRef "$\<smtp_tls_key_file\>"
 syntax match pfmainRef "$\<smtp_tls_loglevel\>"
 syntax match pfmainRef "$\<smtp_tls_mandatory_ciphers\>"
@@ -1257,7 +1372,9 @@
 syntax match pfmainRef "$\<smtp_tls_security_level\>"
 syntax match pfmainRef "$\<smtp_tls_session_cache_database\>"
 syntax match pfmainRef "$\<smtp_tls_session_cache_timeout\>"
+syntax match pfmainRef "$\<smtp_tls_trust_anchor_file\>"
 syntax match pfmainRef "$\<smtp_tls_verify_cert_match\>"
+syntax match pfmainRef "$\<smtp_tls_wrappermode\>"
 syntax match pfmainRef "$\<smtp_use_tls\>"
 syntax match pfmainRef "$\<smtp_xforward_timeout\>"
 syntax match pfmainRef "$\<smtpd_authorized_verp_clients\>"
@@ -1278,6 +1395,7 @@
 syntax match pfmainRef "$\<smtpd_delay_reject\>"
 syntax match pfmainRef "$\<smtpd_discard_ehlo_keyword_address_maps\>"
 syntax match pfmainRef "$\<smtpd_discard_ehlo_keywords\>"
+syntax match pfmainRef "$\<smtpd_dns_reply_filter\>"
 syntax match pfmainRef "$\<smtpd_end_of_data_restrictions\>"
 syntax match pfmainRef "$\<smtpd_enforce_tls\>"
 syntax match pfmainRef "$\<smtpd_error_sleep_time\>"
@@ -1289,14 +1407,19 @@
 syntax match pfmainRef "$\<smtpd_helo_restrictions\>"
 syntax match pfmainRef "$\<smtpd_history_flush_threshold\>"
 syntax match pfmainRef "$\<smtpd_junk_command_limit\>"
+syntax match pfmainRef "$\<smtpd_log_access_permit_actions\>"
 syntax match pfmainRef "$\<smtpd_milters\>"
 syntax match pfmainRef "$\<smtpd_noop_commands\>"
 syntax match pfmainRef "$\<smtpd_null_access_lookup_key\>"
 syntax match pfmainRef "$\<smtpd_peername_lookup\>"
 syntax match pfmainRef "$\<smtpd_per_record_deadline\>"
+syntax match pfmainRef "$\<smtpd_policy_service_default_action\>"
 syntax match pfmainRef "$\<smtpd_policy_service_max_idle\>"
 syntax match pfmainRef "$\<smtpd_policy_service_max_ttl\>"
+syntax match pfmainRef "$\<smtpd_policy_service_request_limit\>"
+syntax match pfmainRef "$\<smtpd_policy_service_retry_delay\>"
 syntax match pfmainRef "$\<smtpd_policy_service_timeout\>"
+syntax match pfmainRef "$\<smtpd_policy_service_try_limit\>"
 syntax match pfmainRef "$\<smtpd_proxy_ehlo\>"
 syntax match pfmainRef "$\<smtpd_proxy_filter\>"
 syntax match pfmainRef "$\<smtpd_proxy_options\>"
@@ -1307,13 +1430,16 @@
 syntax match pfmainRef "$\<smtpd_reject_footer\>"
 syntax match pfmainRef "$\<smtpd_reject_unlisted_recipient\>"
 syntax match pfmainRef "$\<smtpd_reject_unlisted_sender\>"
+syntax match pfmainRef "$\<smtpd_relay_restrictions\>"
 syntax match pfmainRef "$\<smtpd_restriction_classes\>"
+syntax match pfmainRef "$\<smtpd_sasl_application_name\>"
 syntax match pfmainRef "$\<smtpd_sasl_auth_enable\>"
 syntax match pfmainRef "$\<smtpd_sasl_authenticated_header\>"
 syntax match pfmainRef "$\<smtpd_sasl_exceptions_networks\>"
 syntax match pfmainRef "$\<smtpd_sasl_local_domain\>"
 syntax match pfmainRef "$\<smtpd_sasl_path\>"
 syntax match pfmainRef "$\<smtpd_sasl_security_options\>"
+syntax match pfmainRef "$\<smtpd_sasl_service\>"
 syntax match pfmainRef "$\<smtpd_sasl_tls_security_options\>"
 syntax match pfmainRef "$\<smtpd_sasl_type\>"
 syntax match pfmainRef "$\<smtpd_sender_login_maps\>"
@@ -1352,21 +1478,21 @@
 syntax match pfmainRef "$\<smtpd_tls_session_cache_database\>"
 syntax match pfmainRef "$\<smtpd_tls_session_cache_timeout\>"
 syntax match pfmainRef "$\<smtpd_tls_wrappermode\>"
+syntax match pfmainRef "$\<smtpd_upstream_proxy_protocol\>"
+syntax match pfmainRef "$\<smtpd_upstream_proxy_timeout\>"
 syntax match pfmainRef "$\<smtpd_use_tls\>"
+syntax match pfmainRef "$\<smtputf8_autodetect_classes\>"
+syntax match pfmainRef "$\<smtputf8_enable\>"
 syntax match pfmainRef "$\<soft_bounce\>"
 syntax match pfmainRef "$\<stale_lock_time\>"
 syntax match pfmainRef "$\<stress\>"
 syntax match pfmainRef "$\<strict_7bit_headers\>"
 syntax match pfmainRef "$\<strict_8bitmime\>"
 syntax match pfmainRef "$\<strict_8bitmime_body\>"
-syntax match pfmainRef "$\<strict_mime_encoding_domain\>"
-syntax match pfmainRef "$\<strict_rfc821_envelopes\>"
-syntax match pfmainRef "$\<strict_7bit_headers\>"
-syntax match pfmainRef "$\<strict_8bitmime\>"
-syntax match pfmainRef "$\<strict_8bitmime_body\>"
 syntax match pfmainRef "$\<strict_mailbox_ownership\>"
 syntax match pfmainRef "$\<strict_mime_encoding_domain\>"
 syntax match pfmainRef "$\<strict_rfc821_envelopes\>"
+syntax match pfmainRef "$\<strict_smtputf8\>"
 syntax match pfmainRef "$\<sun_mailtool_compatibility\>"
 syntax match pfmainRef "$\<swap_bangpath\>"
 syntax match pfmainRef "$\<syslog_facility\>"
@@ -1374,11 +1500,15 @@
 syntax match pfmainRef "$\<tcp_windowsize\>"
 syntax match pfmainRef "$\<tls_append_default_CA\>"
 syntax match pfmainRef "$\<tls_daemon_random_bytes\>"
+syntax match pfmainRef "$\<tls_dane_digest_agility\>"
+syntax match pfmainRef "$\<tls_dane_digests\>"
+syntax match pfmainRef "$\<tls_dane_trust_anchor_digest_enable\>"
 syntax match pfmainRef "$\<tls_disable_workarounds\>"
 syntax match pfmainRef "$\<tls_eecdh_strong_curve\>"
 syntax match pfmainRef "$\<tls_eecdh_ultra_curve\>"
 syntax match pfmainRef "$\<tls_export_cipherlist\>"
 syntax match pfmainRef "$\<tls_high_cipherlist\>"
+syntax match pfmainRef "$\<tls_legacy_public_key_fingerprints\>"
 syntax match pfmainRef "$\<tls_low_cipherlist\>"
 syntax match pfmainRef "$\<tls_medium_cipherlist\>"
 syntax match pfmainRef "$\<tls_null_cipherlist\>"
@@ -1388,6 +1518,10 @@
 syntax match pfmainRef "$\<tls_random_prng_update_period\>"
 syntax match pfmainRef "$\<tls_random_reseed_period\>"
 syntax match pfmainRef "$\<tls_random_source\>"
+syntax match pfmainRef "$\<tls_session_ticket_cipher\>"
+syntax match pfmainRef "$\<tls_ssl_options\>"
+syntax match pfmainRef "$\<tls_wildcard_matches_multiple_labels\>"
+syntax match pfmainRef "$\<tlsmgr_service_name\>"
 syntax match pfmainRef "$\<tlsproxy_enforce_tls\>"
 syntax match pfmainRef "$\<tlsproxy_service_name\>"
 syntax match pfmainRef "$\<tlsproxy_tls_CAfile\>"
@@ -1435,6 +1569,7 @@
 syntax match pfmainRef "$\<transport_recipient_refill_delay\>"
 syntax match pfmainRef "$\<transport_recipient_refill_limit\>"
 syntax match pfmainRef "$\<transport_retry_time\>"
+syntax match pfmainRef "$\<transport_time_limit\>"
 syntax match pfmainRef "$\<trigger_timeout\>"
 syntax match pfmainRef "$\<undisclosed_recipients_header\>"
 syntax match pfmainRef "$\<unknown_address_reject_code\>"
@@ -1455,10 +1590,12 @@
 syntax match pfmainRef "$\<unverified_sender_reject_reason\>"
 syntax match pfmainRef "$\<unverified_sender_tempfail_action\>"
 syntax match pfmainRef "$\<verp_delimiter_filter\>"
+syntax match pfmainRef "$\<virtual_alias_address_length_limit\>"
 syntax match pfmainRef "$\<virtual_alias_domains\>"
 syntax match pfmainRef "$\<virtual_alias_expansion_limit\>"
 syntax match pfmainRef "$\<virtual_alias_maps\>"
 syntax match pfmainRef "$\<virtual_alias_recursion_limit\>"
+syntax match pfmainRef "$\<virtual_delivery_status_filter\>"
 syntax match pfmainRef "$\<virtual_destination_concurrency_limit\>"
 syntax match pfmainRef "$\<virtual_destination_recipient_limit\>"
 syntax match pfmainRef "$\<virtual_gid_maps\>"
@@ -1467,39 +1604,62 @@
 syntax match pfmainRef "$\<virtual_mailbox_limit\>"
 syntax match pfmainRef "$\<virtual_mailbox_lock\>"
 syntax match pfmainRef "$\<virtual_mailbox_maps\>"
+syntax match pfmainRef "$\<virtual_maps\>"
 syntax match pfmainRef "$\<virtual_minimum_uid\>"
 syntax match pfmainRef "$\<virtual_transport\>"
 syntax match pfmainRef "$\<virtual_uid_maps\>"
 
+syntax keyword pfmainWord accept
 syntax keyword pfmainWord all
+syntax keyword pfmainWord always
 syntax keyword pfmainWord check_address_map
 syntax keyword pfmainWord check_ccert_access
+syntax keyword pfmainWord check_client_a_access
 syntax keyword pfmainWord check_client_access
+syntax keyword pfmainWord check_client_mx_access
+syntax keyword pfmainWord check_client_ns_access
 syntax keyword pfmainWord check_etrn_access
+syntax keyword pfmainWord check_helo_a_access
 syntax keyword pfmainWord check_helo_access
 syntax keyword pfmainWord check_helo_mx_access
 syntax keyword pfmainWord check_helo_ns_access
 syntax keyword pfmainWord check_policy_service
+syntax keyword pfmainWord check_recipient_a_access
 syntax keyword pfmainWord check_recipient_access
 syntax keyword pfmainWord check_recipient_maps
 syntax keyword pfmainWord check_recipient_mx_access
 syntax keyword pfmainWord check_recipient_ns_access
 syntax keyword pfmainWord check_relay_domains
+syntax keyword pfmainWord check_reverse_client_hostname_a_access
+syntax keyword pfmainWord check_reverse_client_hostname_access
+syntax keyword pfmainWord check_reverse_client_hostname_mx_access
+syntax keyword pfmainWord check_reverse_client_hostname_ns_access
+syntax keyword pfmainWord check_sasl_access
+syntax keyword pfmainWord check_sender_a_access
 syntax keyword pfmainWord check_sender_access
 syntax keyword pfmainWord check_sender_mx_access
 syntax keyword pfmainWord check_sender_ns_access
 syntax keyword pfmainWord class
 syntax keyword pfmainWord client_address
 syntax keyword pfmainWord client_port
+syntax keyword pfmainWord dane
+syntax keyword pfmainWord dane-only
+syntax keyword pfmainWord defer
 syntax keyword pfmainWord defer_if_permit
 syntax keyword pfmainWord defer_if_reject
+syntax keyword pfmainWord defer_unauth_destination
+syntax keyword pfmainWord disabled
 syntax keyword pfmainWord dns
+syntax keyword pfmainWord dnssec
 syntax keyword pfmainWord drop
 syntax keyword pfmainWord dunno
+syntax keyword pfmainWord enabled
+syntax keyword pfmainWord encrypt
 syntax keyword pfmainWord enforce
 syntax keyword pfmainWord envelope_recipient
 syntax keyword pfmainWord envelope_sender
 syntax keyword pfmainWord export
+syntax keyword pfmainWord fingerprint
 syntax keyword pfmainWord header_recipient
 syntax keyword pfmainWord header_sender
 syntax keyword pfmainWord high
@@ -1509,22 +1669,37 @@
 syntax keyword pfmainWord ipv6
 syntax keyword pfmainWord localtime
 syntax keyword pfmainWord low
+syntax keyword pfmainWord may
+syntax keyword pfmainWord maybe
 syntax keyword pfmainWord medium
 syntax keyword pfmainWord native
+syntax keyword pfmainWord never
+syntax keyword pfmainWord no_address_mappings
+syntax keyword pfmainWord no_header_body_checks
+syntax keyword pfmainWord no_header_reply
+syntax keyword pfmainWord no_milters
+syntax keyword pfmainWord no_unknown_recipient_checks
+syntax keyword pfmainWord none
 syntax keyword pfmainWord null
+syntax keyword pfmainWord off
+syntax keyword pfmainWord on
 syntax keyword pfmainWord permit
 syntax keyword pfmainWord permit_auth_destination
+syntax keyword pfmainWord permit_dnswl_client
 syntax keyword pfmainWord permit_inet_interfaces
 syntax keyword pfmainWord permit_mx_backup
 syntax keyword pfmainWord permit_mynetworks
 syntax keyword pfmainWord permit_naked_ip_address
+syntax keyword pfmainWord permit_rhswl_client
 syntax keyword pfmainWord permit_sasl_authenticated
 syntax keyword pfmainWord permit_tls_all_clientcerts
 syntax keyword pfmainWord permit_tls_clientcerts
+syntax keyword pfmainWord quarantine
 syntax keyword pfmainWord reject
 syntax keyword pfmainWord reject_authenticated_sender_login_mismatch
 syntax keyword pfmainWord reject_invalid_helo_hostname
 syntax keyword pfmainWord reject_invalid_hostname
+syntax keyword pfmainWord reject_known_sender_login_mismatch
 syntax keyword pfmainWord reject_maps_rbl
 syntax keyword pfmainWord reject_multi_recipient_bounce
 syntax keyword pfmainWord reject_non_fqdn_helo_hostname
@@ -1537,10 +1712,12 @@
 syntax keyword pfmainWord reject_rhsbl_client
 syntax keyword pfmainWord reject_rhsbl_helo
 syntax keyword pfmainWord reject_rhsbl_recipient
+syntax keyword pfmainWord reject_rhsbl_reverse_client
 syntax keyword pfmainWord reject_rhsbl_sender
 syntax keyword pfmainWord reject_sender_login_mismatch
 syntax keyword pfmainWord reject_unauth_destination
 syntax keyword pfmainWord reject_unauth_pipelining
+syntax keyword pfmainWord reject_unauthenticated_sender_login_mismatch
 syntax keyword pfmainWord reject_unknown_address
 syntax keyword pfmainWord reject_unknown_client
 syntax keyword pfmainWord reject_unknown_client_hostname
@@ -1554,11 +1731,15 @@
 syntax keyword pfmainWord reject_unlisted_sender
 syntax keyword pfmainWord reject_unverified_recipient
 syntax keyword pfmainWord reject_unverified_sender
+syntax keyword pfmainWord secure
+syntax keyword pfmainWord server_name
 syntax keyword pfmainWord sleep
 syntax keyword pfmainWord smtpd_access_maps
-syntax keyword pfmainWord server_name
 syntax keyword pfmainWord speed_adjust
+syntax keyword pfmainWord strong
 syntax keyword pfmainWord subnet
+syntax keyword pfmainWord tempfail
+syntax keyword pfmainWord ultra
 syntax keyword pfmainWord warn_if_reject
 syntax keyword pfmainWord CRYPTOPRO_TLSEXT_BUG
 syntax keyword pfmainWord DONT_INSERT_EMPTY_FRAGMENTS
@@ -1574,7 +1755,7 @@
 syntax keyword pfmainWord TLS_D5_BUG
 syntax keyword pfmainWord TLS_ROLLBACK_BUG
 
-syntax keyword pfmainDict	btree cidr environ hash nis pcre proxy regexp sdbm sdbm static tcp unix
+syntax keyword pfmainDict	btree cidr environ hash nis pcre proxy regexp sdbm static tcp unix
 syntax keyword pfmainQueueDir	incoming active deferred corrupt hold
 syntax keyword pfmainTransport	smtp lmtp unix local relay uucp virtual
 syntax keyword pfmainLock	fcntl flock dotlock
@@ -1588,26 +1769,50 @@
 
 syntax match pfmainSpecial	"\<alias\>"
 syntax match pfmainSpecial	"\<canonical\>"
+syntax match pfmainSpecial	"\<forward\>"
+syntax match pfmainSpecial	"\<generic\>"
+syntax match pfmainSpecial	"\<include\>"
+syntax match pfmainSpecial	"\<virtual\>"
+
+syntax match pfmainSpecial	"\<delay_dotcrlf\>"
+syntax match pfmainSpecial	"\<disable_esmtp\>"
+
+syntax match pfmainSpecial	"\<res_defnames\>"
+syntax match pfmainSpecial	"\<res_dnsrch\>"
+
 syntax match pfmainSpecial	"\<command\>"
 syntax match pfmainSpecial	"\<file\>"
-syntax match pfmainSpecial	"\<forward\>"
+
+syntax match pfmainSpecial	"\<forward_secrecy\>"
+syntax match pfmainSpecial	"\<mutual_auth\>"
+syntax match pfmainSpecial	"\<noactive\>"
 syntax match pfmainSpecial	"\<noanonymous\>"
+syntax match pfmainSpecial	"\<nodictionary\>"
 syntax match pfmainSpecial	"\<noplaintext\>"
+
+syntax match pfmainSpecial	"\<bounce\>"
+syntax match pfmainSpecial	"\<2bounce\>"
+syntax match pfmainSpecial	"\<data\>"
+syntax match pfmainSpecial	"\<delay\>"
+syntax match pfmainSpecial	"\<policy\>"
+syntax match pfmainSpecial	"\<protocol\>"
 syntax match pfmainSpecial	"\<resource\>"
 syntax match pfmainSpecial	"\<software\>"
 
-syntax match pfmainSpecial	"\<bounce\>"
 syntax match pfmainSpecial	"\<cleanup\>"
 syntax match pfmainSpecial	"\<cyrus\>"
-syntax match pfmainSpecial	"\<defer\>"
 syntax match pfmainSpecial	"\<error\>"
 syntax match pfmainSpecial	"\<flush\>"
+syntax match pfmainSpecial	"\<notify\>"
 syntax match pfmainSpecial	"\<pickup\>"
 syntax match pfmainSpecial	"\<postdrop\>"
 syntax match pfmainSpecial	"\<qmgr\>"
+syntax match pfmainSpecial	"\<qmqpd\>"
 syntax match pfmainSpecial	"\<rewrite\>"
 syntax match pfmainSpecial	"\<scache\>"
+syntax match pfmainSpecial	"\<sendmail\>"
 syntax match pfmainSpecial	"\<showq\>"
+syntax match pfmainSpecial	"\<smtpd\>"
 syntax match pfmainSpecial	"\<trace\>"
 syntax match pfmainSpecial	"\<verify\>"