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-rw-r--r--lisp/w32-fns.el4
1 files changed, 4 insertions, 0 deletions
diff --git a/lisp/w32-fns.el b/lisp/w32-fns.el
index 0502fe9986a..9b6046b4f13 100644
--- 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)