Merge pull request #27839 from seandewar/vim-9.1.0169

vim-patch:9.1.{0169,0170,0171,9a660d2883f9}

runtime/lua/vim/_meta/vimfn.lua

@@ -7259,6 +7259,7 @@ function vim.fn.screenstring(row, col) end
 --- When a match has been found its line number is returned.
 --- If there is no match a 0 is returned and the cursor doesn't
 --- move.  No error message is given.
+--- To get the matched string, use |matchbufline()|.
 ---
 --- {flags} is a String, which can contain these character flags:
 --- 'b'  search Backward instead of forward
@@ -10724,7 +10725,9 @@ function vim.fn.winline() end
 ---   #  the number of the last accessed window (where
 ---     |CTRL-W_p| goes to).  If there is no previous
 ---     window or it is in another tab page 0 is
----     returned.
+---     returned.  May refer to the current window in
+---     some cases (e.g. when evaluating 'statusline'
+---     expressions).
 ---   {N}j  the number of the Nth window below the
 ---     current window (where |CTRL-W_j| goes to).
 ---   {N}k  the number of the Nth window above the current