patch 8.0.0594: build failure when windows feature is missing commit https://github.com/vim/vim/commit/66c0e70b806cd8afdc9da9ddae11945ddf29841a Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 30 20:46:32 2017 +0200 patch 8.0.0594: build failure when windows feature is missing Problem: Build failure when windows feature is missing. Solution: Add #ifdef.

" Test for joining lines.

func Test_join_with_count()
  new
  call setline(1, ['one', 'two', 'three', 'four'])
  normal J
  call assert_equal('one two', getline(1))
  %del
  call setline(1, ['one', 'two', 'three', 'four'])
  normal 10J
  call assert_equal('one two three four', getline(1))
  quit!
endfunc