Update runtime files
diff --git a/runtime/syntax/vim.vim b/runtime/syntax/vim.vim
index e6651b8..ae5272a 100644
--- a/runtime/syntax/vim.vim
+++ b/runtime/syntax/vim.vim
@@ -1,8 +1,8 @@
" Vim syntax file
" Language: Vim 9.0 script
" Maintainer: Charles E. Campbell <NcampObell@SdrPchip.AorgM-NOSPAM>
-" Last Change: December 20, 2022
-" Version: 9.0-17
+" Last Change: Jan 08, 2023
+" Version: 9.0-18
" URL: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_VIM
" Automatically generated keyword lists: {{{1
@@ -244,7 +244,8 @@
syn cluster vimFuncList contains=vimCommand,vimFunctionError,vimFuncKey,Tag,vimFuncSID
syn cluster vimFuncBodyList contains=vimAbb,vimAddress,vimAugroupKey,vimAutoCmd,vimCmplxRepeat,vimComment,vim9Comment,vimContinue,vimCtrlChar,vimEcho,vimEchoHL,vimEnvvar,vimExecute,vimIsCommand,vimFBVar,vimFunc,vimFunction,vimFuncVar,vimGlobal,vimHighlight,vimIsCommand,vimLet,vimLetHereDoc,vimLineComment,vimMap,vimMark,vimNorm,vimNotation,vimNotFunc,vimNumber,vimOper,vimOperParen,vimRegion,vimRegister,vimSearch,vimSet,vimSpecFile,vimString,vimSubst,vimSynLine,vimUnmap,vimUserCommand
syn match vimFunction "\<\(fu\%[nction]\)!\=\s\+\%(<[sS][iI][dD]>\|[sSgGbBwWtTlL]:\)\=\%(\i\|[#.]\|{.\{-1,}}\)*\ze\s*(" contains=@vimFuncList nextgroup=vimFuncBody
-syn match vimFunction "\<def!\=\ze\s*(" contains=@vimFuncList nextgroup=vimFuncBody
+syn match vimFunction "\<def!\=\s\+\%(\i\|[#.]\|{.\{-1,}}\)*\ze\s*(" contains=@vimFuncList nextgroup=vimFuncBody
+"syn match vimFunction "\<def!\=\ze\s*(" contains=@vimFuncList nextgroup=vimFuncBody
if exists("g:vimsyn_folding") && g:vimsyn_folding =~# 'f'
syn region vimFuncBody contained fold start="\ze\s*(" matchgroup=vimCommand end="\<\(endf\>\|endfu\%[nction]\>\|enddef\>\)" contains=@vimFuncBodyList