1 files changed, 9 insertions, 10 deletions

diff --git a/lisp/filecache.el b/lisp/filecache.el
index bd0b0f77781..90287ba5eef 100644
--- a/lisp/filecache.el
+++ b/lisp/filecache.el
@@ -337,21 +337,20 @@ in each directory, not to the directory list itself."
 Find is run in DIRECTORY."
   (interactive "DAdd files under directory: ")
   (let ((dir (expand-file-name directory)))
-    (if (eq file-cache-find-command-posix-flag 'not-defined)
-        (setq file-cache-find-command-posix-flag
-              (executable-command-find-posix-p file-cache-find-command)))
+    (when (memq system-type '(windows-nt cygwin))
+      (if (eq file-cache-find-command-posix-flag 'not-defined)
+          (setq file-cache-find-command-posix-flag
+                (executable-command-find-posix-p file-cache-find-command))))
     (set-buffer (get-buffer-create file-cache-buffer))
     (erase-buffer)
     (call-process file-cache-find-command nil
                   (get-buffer file-cache-buffer) nil
                   dir "-name"
-                  (cond
-                   (file-cache-find-command-posix-flag
-                    "\\*")
-                   ((eq system-type 'windows-nt)
-                    "'*'")
-                   (t
-                    "*"))
+                  (if (memq system-type '(windows-nt cygwin))
+                      (if file-cache-find-command-posix-flag
+                          "\\*"
+                        "'*'")
+                    "*")
                   "-print")
     (file-cache-add-from-file-cache-buffer)))