Updated runtime files.
diff --git a/runtime/syntax/sm.vim b/runtime/syntax/sm.vim
index 48df7e5..ad96cdb 100644
--- a/runtime/syntax/sm.vim
+++ b/runtime/syntax/sm.vim
@@ -1,15 +1,11 @@
" Vim syntax file
" Language: sendmail
" Maintainer: Charles E. Campbell <NdrOchipS@PcampbellAfamily.Mbiz>
-" Last Change: Oct 23, 2014
-" Version: 5
+" Last Change: Jan 13, 2015
+" Version: 6
" URL: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_SM
-" 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")
+if exists("b:current_syntax")
finish
endif