From previous version's patches.
Subject: fail in Test_terminal_noblock() for more than 1000 characters
Bug: 121550

diff -ruN vim-8.2.4788/src/testdir/test_terminal.vim vim-8.2.4788-patch/src/testdir/test_terminal.vim
--- vim-8.2.4788/src/testdir/test_terminal.vim	2022-04-19 12:25:13.000000000 +0300
+++ vim-8.2.4788-patch/src/testdir/test_terminal.vim	2022-04-26 15:27:58.974653364 +0300
@@ -718,7 +718,7 @@
   " Starting a terminal can be slow, esp. on busy CI machines.
   let wait_time = 7500
   let letters = 'abcdefghijklmnopqrstuvwxyz'
-  if has('bsd') || has('mac') || has('sun')
+  if has('bsd') || has('mac') || has('sun') || has('unix')
     " The shell or something else has a problem dealing with more than 1000
     " characters at the same time.  It's very slow too.
     let len = 1000