1 files changed, 4 insertions, 6 deletions

diff --git a/src/fileio.c b/src/fileio.c
index 9801948d356..6f99f002cad 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -102,16 +102,14 @@ extern char *strerror ();
    redirector allows the six letters between 'Z' and 'a' as well. */
 #ifdef MSDOS
 #define IS_DRIVE(x) ((x) >= 'A' && (x) <= 'z')
-/* Need to lower-case the drive letter, or else expanded
-   filenames will sometimes compare inequal, because
-   `expand-file-name' doesn't always down-case the drive letter.  */
-#define DRIVE_LETTER(x) (tolower (x))
 #endif
 #ifdef WINDOWSNT
 #define IS_DRIVE(x) isalpha (x)
-extern Lisp_Object Vwin32_downcase_file_names;
-#define DRIVE_LETTER(x) (NILP (Vwin32_downcase_file_names) ? (x) : tolower (x))
 #endif
+/* Need to lower-case the drive letter, or else expanded
+   filenames will sometimes compare inequal, because
+   `expand-file-name' doesn't always down-case the drive letter.  */
+#define DRIVE_LETTER(x) (tolower (x))
 #endif
 
 #ifdef VMS