diff --git a/runtime/syntax/bindzone.vim b/runtime/syntax/bindzone.vim
index 8db83f9..d599a85 100644
--- a/runtime/syntax/bindzone.vim
+++ b/runtime/syntax/bindzone.vim
@@ -1,13 +1,13 @@
 " Vim syntax file
-" Language:     BIND zone files (RFC1035)
+" Language:     BIND zone files (RFC 1035)
 " Maintainer:   Julian Mehnle <julian@mehnle.net>
 " URL:          http://www.mehnle.net/source/odds+ends/vim/syntax/
-" Last Change:  Thu 2006-04-20 12:30:45 UTC
+" Last Change:  Thu 2011-07-16 20:42:00 UTC
 " 
 " Based on an earlier version by Вячеслав Горбанев (Slava Gorbanev), with
 " heavy modifications.
 " 
-" $Id: bindzone.vim,v 1.2 2006/04/20 22:06:21 vimboss Exp $
+" $Id: bindzone.vim 12 2011-07-16 21:09:57Z julian $
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -23,7 +23,7 @@
 syn region      zoneRRecord     start=/^/ end=/$/ contains=zoneOwnerName,zoneSpecial,zoneTTL,zoneClass,zoneRRType,zoneComment,zoneUnknown
 
 syn match       zoneDirective   /^\$ORIGIN\s\+/   nextgroup=zoneOrigin,zoneUnknown
-syn match       zoneDirective   /^\$TTL\s\+/      nextgroup=zoneNumber,zoneUnknown
+syn match       zoneDirective   /^\$TTL\s\+/      nextgroup=zoneTTL,zoneUnknown
 syn match       zoneDirective   /^\$INCLUDE\s\+/  nextgroup=zoneText,zoneUnknown
 syn match       zoneDirective   /^\$GENERATE\s/
 
@@ -34,9 +34,9 @@
 syn match       zoneDomain      contained  /[^[:space:]!"#$%&'()*+,\/:;<=>?@[\]\^`{|}~]\+\(\s\|;\|$\)\@=/
 
 syn match       zoneSpecial     contained /^[@*.]\s/
-syn match       zoneTTL         contained /\<\d[0-9HhWwDd]*\>/  nextgroup=zoneClass,zoneRRType skipwhite
-syn keyword     zoneClass       contained IN CHAOS              nextgroup=zoneRRType,zoneTTL   skipwhite
-syn keyword     zoneRRType      contained A AAAA CNAME HINFO MX NS PTR SOA SRV TXT nextgroup=zoneRData skipwhite
+syn match       zoneTTL         contained /\s\@<=\d[0-9WwDdHhMmSs]*\(\s\|$\)\@=/ nextgroup=zoneClass,zoneRRType skipwhite
+syn keyword     zoneClass       contained IN CHAOS nextgroup=zoneRRType,zoneTTL skipwhite
+syn keyword     zoneRRType      contained A AAAA CNAME DNAME HINFO MX NS PTR SOA SRV TXT SPF nextgroup=zoneRData skipwhite
 syn match       zoneRData       contained /[^;]*/ contains=zoneDomain,zoneIPAddr,zoneIP6Addr,zoneText,zoneNumber,zoneParen,zoneUnknown
 
 syn match       zoneIPAddr      contained /\<[0-9]\{1,3}\(\.[0-9]\{1,3}\)\{,3}\>/
@@ -66,7 +66,7 @@
 syn match       zoneSerial      contained /\<[0-9]\{9,10}\(\s\|;\|$\)\@=/
 
 syn match       zoneErrParen    /)/
-syn region      zoneParen       contained start="(" end=")" contains=zoneSerial,zoneNumber,zoneComment
+syn region      zoneParen       contained start="(" end=")" contains=zoneSerial,zoneTTL,zoneNumber,zoneComment
 syn match       zoneComment     /;.*/
 
 " Define the default highlighting.
diff --git a/runtime/syntax/c.vim b/runtime/syntax/c.vim
index a0b94ae..28c89c3 100644
--- a/runtime/syntax/c.vim
+++ b/runtime/syntax/c.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	C
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2009 Nov 17
+" Last Change:	2011 May 2
 
 " Quit when a (custom) syntax file was already loaded
 if exists("b:current_syntax")
@@ -72,7 +72,7 @@
 " This should be before cErrInParen to avoid problems with #define ({ xxx })
 if exists("c_curly_error")
   syntax match cCurlyError "}"
-  syntax region	cBlock		start="{" end="}" contains=ALLBUT,cCurlyError,@cParenGroup,cErrInParen,cCppParen,cErrInBracket,cCppBracket,cCppString,@Spell fold
+  syntax region	cBlock		start="{" end="}" contains=ALLBUT,cBadBlock,cCurlyError,@cParenGroup,cErrInParen,cCppParen,cErrInBracket,cCppBracket,cCppString,@Spell fold
 else
   syntax region	cBlock		start="{" end="}" transparent fold
 endif
@@ -80,31 +80,33 @@
 "catch errors caused by wrong parenthesis and brackets
 " also accept <% for {, %> for }, <: for [ and :> for ] (C99)
 " But avoid matching <::.
-syn cluster	cParenGroup	contains=cParenError,cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserCont,cUserLabel,cBitField,cOctalZero,cCppOut,cCppOut2,cCppSkip,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom
+syn cluster	cParenGroup	contains=cParenError,cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserCont,cUserLabel,cBitField,cOctalZero,@cCppOutInGroup,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom
 if exists("c_no_curly_error")
-  syn region	cParen		transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,cCppString,@Spell
+  syn region	cParen		transparent start='(' end=')' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cCppParen,cCppString,@Spell
   " cCppParen: same as cParen but ends at end-of-line; used in cDefine
   syn region	cCppParen	transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell
   syn match	cParenError	display ")"
   syn match	cErrInParen	display contained "^[{}]\|^<%\|^%>"
 elseif exists("c_no_bracket_error")
-  syn region	cParen		transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,cCppString,@Spell
+  syn region	cParen		transparent start='(' end=')' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cCppParen,cCppString,@Spell
   " cCppParen: same as cParen but ends at end-of-line; used in cDefine
   syn region	cCppParen	transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell
   syn match	cParenError	display ")"
   syn match	cErrInParen	display contained "[{}]\|<%\|%>"
 else
-  syn region	cParen		transparent start='(' end=')' contains=ALLBUT,@cParenGroup,cCppParen,cErrInBracket,cCppBracket,cCppString,@Spell
+  syn region	cParen		transparent start='(' end=')' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cCppParen,cErrInBracket,cCppBracket,cCppString,@Spell
   " cCppParen: same as cParen but ends at end-of-line; used in cDefine
   syn region	cCppParen	transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cErrInBracket,cParen,cBracket,cString,@Spell
   syn match	cParenError	display "[\])]"
   syn match	cErrInParen	display contained "[\]{}]\|<%\|%>"
-  syn region	cBracket	transparent start='\[\|<::\@!' end=']\|:>' contains=ALLBUT,@cParenGroup,cErrInParen,cCppParen,cCppBracket,cCppString,@Spell
+  syn region	cBracket	transparent start='\[\|<::\@!' end=']\|:>' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cErrInParen,cCppParen,cCppBracket,cCppString,@Spell
   " cCppBracket: same as cParen but ends at end-of-line; used in cDefine
   syn region	cCppBracket	transparent start='\[\|<::\@!' skip='\\$' excludenl end=']\|:>' end='$' contained contains=ALLBUT,@cParenGroup,cErrInParen,cParen,cBracket,cString,@Spell
   syn match	cErrInBracket	display contained "[);{}]\|<%\|%>"
 endif
 
+syntax region	cBadBlock	keepend extend start="{" end="}" contained containedin=cParen,cBracket,cBadBlock transparent fold
+
 "integer number, or floating point number without a dot and with "f".
 syn case ignore
 syn match	cNumbers	display transparent "\<\d\|\.\d" contains=cNumber,cFloat,cOctalError,cOctal
@@ -270,27 +272,39 @@
 endif
 
 " Accept %: for # (C99)
-syn region      cPreCondit      start="^\s*\(%:\|#\)\s*\(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$"  keepend contains=cComment,cCommentL,cCppString,cCharacter,cCppParen,cParenError,cNumbers,cCommentError,cSpaceError
-syn match	cPreCondit	display "^\s*\(%:\|#\)\s*\(else\|endif\)\>"
+syn region	cPreCondit	start="^\s*\(%:\|#\)\s*\(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$" keepend contains=cComment,cCommentL,cCppString,cCharacter,cCppParen,cParenError,cNumbers,cCommentError,cSpaceError
+syn match	cPreConditMatch	display "^\s*\(%:\|#\)\s*\(else\|endif\|elif\)\>"
 if !exists("c_no_if0")
+  syn cluster	cCppOutInGroup	contains=cCppInIf,cCppInElse,cCppInElse2,cCppOutIf,cCppOutIf2,cCppOutElse,cCppInSkip,cCppOutSkip
+  syn region	cCppOutWrapper	start="^\s*\(%:\|#\)\s*if\s\+0\+\s*\($\|//\|/\*\|&\)" end=".\@=\|$" contains=cCppOutIf,cCppOutElse
+  syn region	cCppOutIf	contained start="0\+" matchgroup=cCppOutWrapper end="^\s*\(%:\|#\)\s*endif\>" contains=cCppOutIf2,cCppOutElse
   if !exists("c_no_if0_fold")
-    syn region	cCppOut		start="^\s*\(%:\|#\)\s*if\s\+0\+\>" end=".\@=\|$" contains=cCppOut2 fold
+    syn region	cCppOutIf2	contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0\+\s*\($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip
   else
-    syn region	cCppOut		start="^\s*\(%:\|#\)\s*if\s\+0\+\>" end=".\@=\|$" contains=cCppOut2
+    syn region	cCppOutIf2	contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0\+\s*\($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip fold
   endif
-  syn region	cCppOut2	contained start="0" end="^\s*\(%:\|#\)\s*\(endif\>\|else\>\|elif\>\)" contains=cSpaceError,cCppSkip
-  syn region	cCppSkip	contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppSkip
+  syn region	cCppOutElse	contained matchgroup=cCppOutWrapper start="^\s*\(%:\|#\)\s*\(else\|elif\)" end="^\s*\(%:\|#\)\s*endif\>"me=s-1 contains=TOP,cPreCondit
+  syn region	cCppInWrapper	start="^\s*\(%:\|#\)\s*if\s\+0*[1-9]\d*\s*\($\|//\|/\*\||\)" end=".\@=\|$" contains=cCppInIf,cCppInElse
+  syn region	cCppInIf	contained matchgroup=cCppInWrapper start="\d\+" end="^\s*\(%:\|#\)\s*endif\>" contains=TOP,cPreCondit
+  if !exists("c_no_if0_fold")
+    syn region	cCppInElse	contained start="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2 fold
+  else
+    syn region	cCppInElse	contained start="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2
+  endif
+  syn region	cCppInElse2	contained matchgroup=cCppInWrapper start="^\s*\(%:\|#\)\s*\(else\|elif\)\([^/]\|/[^/*]\)*" end="^\s*\(%:\|#\)\s*endif\>"me=s-1 contains=cSpaceError,cCppOutSkip
+  syn region	cCppOutSkip	contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppOutSkip
+  syn region	cCppInSkip	contained matchgroup=cCppInWrapper start="^\s*\(%:\|#\)\s*\(if\s\+\(\d\+\s*\($\|//\|/\*\||\|&\)\)\@!\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" containedin=cCppOutElse,cCppInIf,cCppInSkip contains=TOP,cPreProc
 endif
 syn region	cIncluded	display contained start=+"+ skip=+\\\\\|\\"+ end=+"+
 syn match	cIncluded	display contained "<[^>]*>"
 syn match	cInclude	display "^\s*\(%:\|#\)\s*include\>\s*["<]" contains=cIncluded
 "syn match cLineSkip	"\\$"
-syn cluster	cPreProcGroup	contains=cPreCondit,cIncluded,cInclude,cDefine,cErrInParen,cErrInBracket,cUserLabel,cSpecial,cOctalZero,cCppOut,cCppOut2,cCppSkip,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cString,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cParen,cBracket,cMulti
+syn cluster	cPreProcGroup	contains=cPreCondit,cIncluded,cInclude,cDefine,cErrInParen,cErrInBracket,cUserLabel,cSpecial,cOctalZero,cCppOutWrapper,cCppInWrapper,@cCppOutInGroup,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cString,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cParen,cBracket,cMulti
 syn region	cDefine		start="^\s*\(%:\|#\)\s*\(define\|undef\)\>" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
 syn region	cPreProc	start="^\s*\(%:\|#\)\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
 
 " Highlight User Labels
-syn cluster	cMultiGroup	contains=cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserCont,cUserLabel,cBitField,cOctalZero,cCppOut,cCppOut2,cCppSkip,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cCppParen,cCppBracket,cCppString
+syn cluster	cMultiGroup	contains=cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserCont,cUserLabel,cBitField,cOctalZero,cCppOutWrapper,cCppInWrapper,@cCppOutInGroup,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cCppParen,cCppBracket,cCppString
 syn region	cMulti		transparent start='?' skip='::' end=':' contains=ALLBUT,@cMultiGroup,@Spell
 " Avoid matching foo::bar() in C++ by requiring that the next char is not ':'
 syn cluster	cLabelGroup	contains=cUserLabel
@@ -354,6 +368,9 @@
 hi def link cIncluded		cString
 hi def link cError		Error
 hi def link cStatement		Statement
+hi def link cCppInWrapper	cCppOutWrapper
+hi def link cCppOutWrapper	cPreCondit
+hi def link cPreConditMatch	cPreCondit
 hi def link cPreCondit		PreCondit
 hi def link cType		Type
 hi def link cConstant		Constant
@@ -365,8 +382,10 @@
 hi def link cSpecial		SpecialChar
 hi def link cTodo		Todo
 hi def link cBadContinuation	Error
-hi def link cCppSkip		cCppOut
-hi def link cCppOut2		cCppOut
+hi def link cCppOutSkip		cCppOutIf2
+hi def link cCppInElse2		cCppOutIf2
+hi def link cCppOutIf2		cCppOut2  " Old syntax group for #if 0 body
+hi def link cCppOut2		cCppOut  " Old syntax group for #if of #if 0
 hi def link cCppOut		Comment
 
 let b:current_syntax = "c"
diff --git a/runtime/syntax/dnsmasq.vim b/runtime/syntax/dnsmasq.vim
index 8024820..39f106c 100644
--- a/runtime/syntax/dnsmasq.vim
+++ b/runtime/syntax/dnsmasq.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	dnsmasq(8) configuration file
 " Maintainer:	Thilo Six <T.Six@gmx.de>
-" Last Change:	17 May 2011
+" Last Change:	2011 Jul 14
 " Credits:	This file is a mix of cfg.vim, wget.vim and xf86conf.vim, credits go to:
 "		Igor N. Prischepoff
 "		Doug Kearns
@@ -58,7 +58,7 @@
 syn match   DnsmasqComment  "^#.*$"   contains=DnsmasqTodo
 syn match   DnsmasqComment  "\s#.*$"  contains=DnsmasqTodo
 
-syn keyword DnsmasqTodo	    FIXME TODO XXX NOT contained
+syn keyword DnsmasqTodo	    FIXME TODO XXX NOTE contained
 
 syn match DnsmasqKeywordSpecial    "\<set\>:"me=e-1
 syn match DnsmasqKeywordSpecial    "\<tag\>:"me=e-1
diff --git a/runtime/syntax/dosini.vim b/runtime/syntax/dosini.vim
index 219384f..9cdc1d2 100644
--- a/runtime/syntax/dosini.vim
+++ b/runtime/syntax/dosini.vim
@@ -3,7 +3,8 @@
 " Version Info: @(#)dosini.vim 1.6 97/12/15 08:54:12
 " Author:       Sean M. McKee <mckee@misslink.net>
 " Maintainer:   Nima Talebi <nima@it.net.au>
-" Last Change:	Mon, 26 Jun 2006 22:07:28 +1000
+" Updated By:   Hong Xu
+" Last Change:	2011 Jul 16
 
 
 " For version 5.x: Clear all syntax items
@@ -19,7 +20,7 @@
 
 syn match  dosiniLabel		"^.\{-}="
 syn region dosiniHeader		start="^\[" end="\]"
-syn match  dosiniComment	"^;.*$"
+syn match  dosiniComment	"^[#;].*$"
 
 " Define the default highlighting.
 " For version 5.7 and earlier: only when not done already
diff --git a/runtime/syntax/gnash.vim b/runtime/syntax/gnash.vim
index 97d5aa4..9b8e607 100644
--- a/runtime/syntax/gnash.vim
+++ b/runtime/syntax/gnash.vim
@@ -2,7 +2,7 @@
 " Language: 	gnash(1) configuration files
 "		http://www.gnu.org/software/gnash/manual/gnashuser.html#gnashrc
 " Maintainer: 	Thilo Six <T.Six@gmx.de>
-" Last Change: 	17 May 2011
+" Last Change: 	2011 Jul 02
 " Credidts:	derived from readline.vim
 "		Nikolai Weibull
 "
@@ -32,6 +32,7 @@
 syn match GnashSet	    '^\s*set\>'
 syn match GnashSet	    '^\s*append\>'
 
+syn case ignore
 syn match GnashKeyword	    '\<CertDir\>'
 syn match GnashKeyword      '\<ASCodingErrorsVerbosity\>'
 syn match GnashKeyword      '\<CertFile\>'
diff --git a/runtime/syntax/help.vim b/runtime/syntax/help.vim
index 82c3468..98c40f5 100644
--- a/runtime/syntax/help.vim
+++ b/runtime/syntax/help.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	Vim help file
 " Maintainer:	Bram Moolenaar (Bram@vim.org)
-" Last Change:	2010 Nov 03
+" Last Change:	2011 Jul 11
 
 " Quit when a (custom) syntax file was already loaded
 if exists("b:current_syntax")
@@ -21,8 +21,13 @@
   syn match helpHyperTextEntry	"\*[#-)!+-~]\+\*\s"he=e-1 contains=helpStar
   syn match helpHyperTextEntry	"\*[#-)!+-~]\+\*$" contains=helpStar
 endif
-syn match helpBar		contained "|" conceal
-syn match helpStar		contained "\*" conceal
+if has("conceal")
+  syn match helpBar		contained "|" conceal
+  syn match helpStar		contained "\*" conceal
+else
+  syn match helpBar		contained "|"
+  syn match helpStar		contained "\*"
+endif
 syn match helpNormal		"|.*====*|"
 syn match helpNormal		":|vim:|"	" for :help modeline
 syn match helpVim		"Vim version [0-9.a-z]\+"
@@ -31,7 +36,11 @@
 syn match helpOption		"'t_..'"
 syn match helpHeader		"\s*\zs.\{-}\ze\s\=\~$" nextgroup=helpIgnore
 syn match helpGraphic		".* \ze`$" nextgroup=helpIgnore
-syn match helpIgnore		"." contained conceal
+if has("conceal")
+  syn match helpIgnore		"." contained conceal
+else
+  syn match helpIgnore		"." contained
+endif
 syn keyword helpNote		note Note NOTE note: Note: NOTE: Notes Notes:
 syn match helpSpecial		"\<N\>"
 syn match helpSpecial		"\<N\.$"me=e-1