new file mode 100644
--- /dev/null
+++ b/runtime/syntax/squid.vim
@@ -0,0 +1,149 @@
+" Vim syntax file
+" Language:	Squid config file
+" Maintainer:	Klaus Muth <klaus@hampft.de>
+" Last Change:	2004 Feb 01
+" URL:		http://www.hampft.de/vim/syntax/squid.vim
+" ThanksTo:	Ilya Sher <iso8601@mail.ru>
+
+
+" For version 5.x: Clear all syntax items
+" For version 6.x: Quit when a syntax file was already loaded
+if version < 600
+  syntax clear
+elseif exists("b:current_syntax")
+  finish
+endif
+
+" squid.conf syntax seems to be case insensitive
+syn case ignore
+
+syn keyword	squidTodo	contained TODO
+syn match	squidComment	"#.*$" contains=squidTodo,squidTag
+syn match	squidTag	contained "TAG: .*$"
+
+" Lots & lots of Keywords!
+syn keyword	squidConf	acl always_direct announce_host
+syn keyword	squidConf	announce_period announce_port announce_to
+syn keyword	squidConf	anonymize_headers append_domain
+syn keyword	squidConf	as_whois_server authenticate_children
+syn keyword	squidConf	authenticate_program authenticate_ttl
+syn keyword	squidConf	broken_posts buffered_logs cache_access_log
+syn keyword	squidConf	cache_announce cache_dir cache_dns_program
+syn keyword	squidConf	cache_effective_group cache_effective_user
+syn keyword	squidConf	cache_host cache_host_acl cache_host_domain
+syn keyword	squidConf	cache_log cache_mem cache_mem_high
+syn keyword	squidConf	cache_mem_low cache_mgr cachemgr_passwd
+syn keyword	squidConf	cache_peer cache_stoplist
+syn keyword	squidConf	cache_stoplist_pattern cache_store_log
+syn keyword	squidConf	cache_swap cache_swap_high cache_swap_log
+syn keyword	squidConf	cache_swap_low client_db client_lifetime
+syn keyword	squidConf	client_netmask connect_timeout coredump_dir
+syn keyword	squidConf	dead_peer_timeout debug_options delay_access
+syn keyword	squidConf	delay_class delay_initial_bucket_level
+syn keyword	squidConf	delay_parameters delay_pools dns_children
+syn keyword	squidConf	dns_defnames dns_nameservers dns_testnames
+syn keyword	squidConf	emulate_httpd_log err_html_text
+syn keyword	squidConf	fake_user_agent firewall_ip forwarded_for
+syn keyword	squidConf	forward_snmpd_port fqdncache_size
+syn keyword	squidConf	ftpget_options ftpget_program ftp_list_width
+syn keyword	squidConf	ftp_user half_closed_clients
+syn keyword	squidConf	hierarchy_stoplist htcp_port http_access
+syn keyword	squidConf	http_anonymizer httpd_accel httpd_accel_host
+syn keyword	squidConf	httpd_accel_port httpd_accel_uses_host_header
+syn keyword	squidConf	httpd_accel_with_proxy http_port
+syn keyword	squidConf	http_reply_access icp_access icp_hit_stale
+syn keyword	squidConf	icp_port icp_query_timeout ident_lookup
+syn keyword	squidConf	ident_lookup_access ident_timeout
+syn keyword	squidConf	incoming_http_average incoming_icp_average
+syn keyword	squidConf	inside_firewall ipcache_high ipcache_low
+syn keyword	squidConf	ipcache_size local_domain local_ip
+syn keyword	squidConf	logfile_rotate log_fqdn log_icp_queries
+syn keyword	squidConf	log_mime_hdrs maximum_object_size
+syn keyword	squidConf	maximum_single_addr_tries mcast_groups
+syn keyword	squidConf	mcast_icp_query_timeout mcast_miss_addr
+syn keyword	squidConf	mcast_miss_encode_key mcast_miss_port
+syn keyword	squidConf	memory_pools mime_table min_http_poll_cnt
+syn keyword	squidConf	min_icp_poll_cnt minimum_direct_hops
+syn keyword	squidConf	minimum_retry_timeout miss_access
+syn keyword	squidConf	negative_dns_ttl negative_ttl
+syn keyword	squidConf	neighbor_timeout neighbor_type_domain
+syn keyword	squidConf	netdb_high netdb_low netdb_ping_period
+syn keyword	squidConf	netdb_ping_rate no_cache passthrough_proxy
+syn keyword	squidConf	pconn_timeout pid_filename pinger_program
+syn keyword	squidConf	positive_dns_ttl prefer_direct proxy_auth
+syn keyword	squidConf	proxy_auth_realm query_icmp quick_abort
+syn keyword	squidConf	quick_abort quick_abort_max quick_abort_min
+syn keyword	squidConf	quick_abort_pct range_offset_limit
+syn keyword	squidConf	read_timeout redirect_children
+syn keyword	squidConf	redirect_program
+syn keyword	squidConf	redirect_rewrites_host_header reference_age
+syn keyword	squidConf	reference_age refresh_pattern reload_into_ims
+syn keyword	squidConf	request_size request_timeout
+syn keyword	squidConf	shutdown_lifetime single_parent_bypass
+syn keyword	squidConf	siteselect_timeout snmp_access
+syn keyword	squidConf	snmp_incoming_address snmp_port source_ping
+syn keyword	squidConf	ssl_proxy store_avg_object_size
+syn keyword	squidConf	store_objects_per_bucket strip_query_terms
+syn keyword	squidConf	swap_level1_dirs swap_level2_dirs
+syn keyword	squidConf	tcp_incoming_address tcp_outgoing_address
+syn keyword	squidConf	tcp_recv_bufsize test_reachability
+syn keyword	squidConf	udp_hit_obj udp_hit_obj_size
+syn keyword	squidConf	udp_incoming_address udp_outgoing_address
+syn keyword	squidConf	unique_hostname unlinkd_program
+syn keyword	squidConf	uri_whitespace useragent_log visible_hostname
+syn keyword	squidConf	wais_relay wais_relay_host wais_relay_port
+
+syn keyword	squidOpt	proxy-only weight ttl no-query default
+syn keyword	squidOpt	round-robin multicast-responder
+syn keyword	squidOpt	on off all deny allow
+
+" Security Actions for cachemgr_passwd
+syn keyword	squidAction	shutdown info parameter server_list
+syn keyword	squidAction	client_list
+syn match	squidAction	"stats/\(objects\|vm_objects\|utilization\|ipcache\|fqdncache\|dns\|redirector\|io\|reply_headers\|filedescriptors\|netdb\)"
+syn match	squidAction	"log\(/\(status\|enable\|disable\|clear\)\)\="
+syn match	squidAction	"squid\.conf"
+
+" Keywords for the acl-config
+syn keyword	squidAcl	url_regex urlpath_regex referer_regex port proto
+syn keyword	squidAcl	req_mime_type rep_mime_type
+syn keyword	squidAcl	method browser user src dst
+
+syn match	squidNumber	"\<\d\+\>"
+syn match	squidIP		"\<\d\{1,3}\.\d\{1,3}\.\d\{1,3}\.\d\{1,3}\>"
+syn match	squidStr	"\(^\s*acl\s\+\S\+\s\+\(\S*_regex\|re[pq]_mime_type\|browser\|_domain\|user\)\+\s\+\)\@<=.*" contains=squidRegexOpt
+syn match	squidRegexOpt	contained "\(^\s*acl\s\+\S\+\s\+\S\+\(_regex\|_mime_type\)\s\+\)\@<=[-+]i\s\+"
+
+" All config is in one line, so this has to be sufficient
+" Make it fast like hell :)
+syn sync minlines=3
+
+" Define the default highlighting.
+" For version 5.7 and earlier: only when not done already
+" For version 5.8 and later: only when an item doesn't have highlighting yet
+if version >= 508 || !exists("did_squid_syntax_inits")
+  if version < 508
+    let did_squid_syntax_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  HiLink squidTodo	Todo
+  HiLink squidComment	Comment
+  HiLink squidTag	Special
+  HiLink squidConf	Keyword
+  HiLink squidOpt	Constant
+  HiLink squidAction	String
+  HiLink squidNumber	Number
+  HiLink squidIP	Number
+  HiLink squidAcl	Keyword
+  HiLink squidStr	String
+  HiLink squidRegexOpt	Special
+
+  delcommand HiLink
+endif
+
+let b:current_syntax = "squid"
+
+" vim: ts=8