From ecb48e7f8a8ade4a83cb4b6bd12d80a893832ec1 Mon Sep 17 00:00:00 2001
From: Jan Edmund Lazo <jan.lazo@mail.utoronto.ca>
Date: Fri, 23 Apr 2021 01:23:43 -0400
Subject: fixup! man.vim: Refactor verify_exists to unset $MANSECT as needed

":unset" is not a valid Ex command.
Use setenv() to set/unset environment variables.
---
 runtime/autoload/man.vim | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'runtime/autoload/man.vim')

diff --git a/runtime/autoload/man.vim b/runtime/autoload/man.vim
index c629923cd3..4f556e6e87 100644
--- a/runtime/autoload/man.vim
+++ b/runtime/autoload/man.vim
@@ -252,11 +252,11 @@ function! s:verify_exists(sect, name) abort
   if !empty($MANSECT)
     try
       let MANSECT = $MANSECT
-      unset $MANSECT
+      call setenv('MANSECT', v:null)
       return s:get_path('', a:name)
     catch /^command error (/
     finally
-      let $MANSECT = MANSECT
+      call setenv('MANSECT', MANSECT)
     endtry
   endif
 
-- 
cgit