Updated runtime files.  Remove version checks for Vim older than 6.0.
diff --git a/runtime/syntax/texmf.vim b/runtime/syntax/texmf.vim
index 7b91168..4c3ccf8 100644
--- a/runtime/syntax/texmf.vim
+++ b/runtime/syntax/texmf.vim
@@ -6,12 +6,9 @@
 " URL: http://physics.muni.cz/~yeti/download/syntax/texmf.vim
 
 " Setup
-if version >= 600
-  if exists("b:current_syntax")
-    finish
-  endif
-else
-  syntax clear
+" quit when a syntax file was already loaded
+if exists("b:current_syntax")
+  finish
 endif
 
 syn case match
@@ -45,42 +42,35 @@
 syn match texmfBraceError "}"
 
 " Define the default highlighting
-if version >= 508 || !exists("did_texmf_syntax_inits")
-  if version < 508
-    let did_texmf_syntax_inits = 1
-    command -nargs=+ HiLink hi link <args>
-  else
-    command -nargs=+ HiLink hi def link <args>
-  endif
+command -nargs=+ HiLink hi def link <args>
 
-  HiLink texmfComment Comment
-  HiLink texmfTodo Todo
+HiLink texmfComment Comment
+HiLink texmfTodo Todo
 
-  HiLink texmfPassedParameter texmfVariable
-  HiLink texmfVariable Identifier
+HiLink texmfPassedParameter texmfVariable
+HiLink texmfVariable Identifier
 
-  HiLink texmfNumber Number
-  HiLink texmfString String
+HiLink texmfNumber Number
+HiLink texmfString String
 
-  HiLink texmfLHSStart texmfLHS
-  HiLink texmfLHSVariable texmfLHS
-  HiLink texmfLHSDot texmfLHS
-  HiLink texmfLHS Type
+HiLink texmfLHSStart texmfLHS
+HiLink texmfLHSVariable texmfLHS
+HiLink texmfLHSDot texmfLHS
+HiLink texmfLHS Type
 
-  HiLink texmfEquals Normal
+HiLink texmfEquals Normal
 
-  HiLink texmfBraceBrace texmfDelimiter
-  HiLink texmfComma texmfDelimiter
-  HiLink texmfColons texmfDelimiter
-  HiLink texmfDelimiter Preproc
+HiLink texmfBraceBrace texmfDelimiter
+HiLink texmfComma texmfDelimiter
+HiLink texmfColons texmfDelimiter
+HiLink texmfDelimiter Preproc
 
-  HiLink texmfDoubleExclam Statement
-  HiLink texmfSpecial Special
+HiLink texmfDoubleExclam Statement
+HiLink texmfSpecial Special
 
-  HiLink texmfBraceError texmfError
-  HiLink texmfError Error
+HiLink texmfBraceError texmfError
+HiLink texmfError Error
 
-  delcommand HiLink
-endif
+delcommand HiLink
 
 let b:current_syntax = "texmf"