Updated runtime files.
diff --git a/runtime/syntax/ist.vim b/runtime/syntax/ist.vim
index fd0005e..131d833 100644
--- a/runtime/syntax/ist.vim
+++ b/runtime/syntax/ist.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: Makeindex style file, *.ist
" Maintainer: Peter Meszaros <pmeszaros@effice.hu>
-" Last Change: May 4, 2001
+" Last Change: 2012 Jan 08 by Thilo Six
" For version 5.x: Clear all syntax items
" For version 6.x: Quit when a syntax file was already loaded
@@ -11,6 +11,9 @@
finish
endif
+let s:cpo_save = &cpo
+set cpo&vim
+
if version >= 600
setlocal iskeyword=$,@,48-57,_
else
@@ -67,4 +70,6 @@
let b:current_syntax = "ist"
+let &cpo = s:cpo_save
+unlet s:cpo_save
" vim: ts=8 sw=2