new file mode 100644
--- /dev/null
+++ b/runtime/syntax/config.vim
@@ -0,0 +1,57 @@
+" Vim syntax file
+" Language:		configure.in script: M4 with sh
+" Maintainer:	Christian Hammesr <ch@lathspell.westend.com>
+" Last Change:	2001 May 09
+
+" Well, I actually even do not know much about m4. This explains why there
+" is probably very much missing here, yet !
+" But I missed a good hilighting when editing my GNU autoconf/automake
+" script, so I wrote this quick and dirty patch.
+
+
+" 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
+
+" define the config syntax
+syn match   configdelimiter "[()\[\];,]"
+syn match   configoperator  "[=|&\*\+\<\>]"
+syn match   configcomment   "\(dnl.*\)\|\(#.*\)"
+syn match   configfunction  "\<[A-Z_][A-Z0-9_]*\>"
+syn match   confignumber    "[-+]\=\<\d\+\(\.\d*\)\=\>"
+syn keyword configkeyword   if then else fi test for in do done
+syn keyword configspecial   cat rm eval
+syn region  configstring    start=+"+ skip=+\\"+ end=+"+
+syn region  configstring    start=+`+ skip=+\\'+ end=+'+
+syn region  configstring    start=+`+ skip=+\\'+ end=+`+
+
+" 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_config_syntax_inits")
+  if version < 508
+    let did_config_syntax_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  HiLink configdelimiter Delimiter
+  HiLink configoperator  Operator
+  HiLink configcomment   Comment
+  HiLink configfunction  Function
+  HiLink confignumber    Number
+  HiLink configkeyword   Keyword
+  HiLink configspecial   Special
+  HiLink configstring    String
+
+  delcommand HiLink
+endif
+
+let b:current_syntax = "config"
+
+" vim: ts=4