Update runtime files
diff --git a/runtime/plugin/manpager.vim b/runtime/plugin/manpager.vim
index 9ee5937..1738dc9 100644
--- a/runtime/plugin/manpager.vim
+++ b/runtime/plugin/manpager.vim
@@ -1,6 +1,11 @@
" Vim plugin for using Vim as manpager.
" Maintainer: Enno Nagel <ennonagel+vim@gmail.com>
-" Last Change: 2022 Sep 30
+" Last Change: 2022 Oct 17
+
+if exists('g:loaded_manpager_plugin')
+ finish
+endif
+let g:loaded_manpager_plugin = 1
" Set up the current buffer (likely read from stdin) as a manpage
command MANPAGER call s:ManPager()