Update runtime files
diff --git a/runtime/ftplugin/man.vim b/runtime/ftplugin/man.vim
index 0f6d36c..7d59eab 100644
--- a/runtime/ftplugin/man.vim
+++ b/runtime/ftplugin/man.vim
@@ -3,7 +3,7 @@
" Maintainer: Jason Franklin <vim@justemail.net>
" Maintainer: SungHyun Nam <goweol@gmail.com>
" Autoload Split: Bram Moolenaar
-" Last Change: 2022 Jun 18
+" Last Change: 2022 Sep 30
" To make the ":Man" command available before editing a manual page, source
" this script from your startup vimrc file.
@@ -23,8 +23,9 @@
set cpo-=C
if &filetype == "man"
- " allow dot and dash in manual page name.
- setlocal iskeyword+=\.,-
+ " Allow hyphen, plus, colon, dot, and commercial at in manual page name.
+ " Allow parentheses for references.
+ setlocal iskeyword=48-57,_,a-z,A-Z,-,+,:,.,@-@,(,)
let b:undo_ftplugin = "setlocal iskeyword<"
" Add mappings, unless the user didn't want this.