(using-unix-file\bsystems): Update doc string.

diff --git a/lisp/w32-fns.el b/lisp/w32-fns.el
index 0502fe9986a5d1c7b60ce86a54bddc475268143d..9b6046b4f13dd040919a9f3f107ceaa4d1e405f0 100644 (file)
--- a/lisp/w32-fns.el
+++ b/lisp/w32-fns.el
@@ -146,6 +146,10 @@ against the file name, and TYPE is nil for text, t for binary.")
 
 ;; Really should provide this capability at the drive letter granularity.
 (defun using-unix-filesystems (flag)
+  "Read and write all files assuming that they are on a drive attached 
+to a remote Unix file system.  No CR/LF translation is done on any files
+in this case.  This behavior is activated when FLAG is t and deactived
+when FLAG is any other value."
   (if flag
       (progn
        (add-hook 'write-file-hooks 'save-to-unix-hook)