--- windowsnt.h~	Tue Dec 07 09:56:21 1999
+++ windowsnt.h	Tue Dec 07 16:41:26 1999
@@ -125,7 +125,7 @@
 /* XEmacs file I/O for DOS text files requires FILE_CODING */
 #define FILE_CODING
 
-extern long Vdirectory_sep_char;
+extern Lisp_Object Vdirectory_sep_char;
 #define DIRECTORY_SEP ((char)XCHARVAL(Vdirectory_sep_char))
 
 /* Define this to be the separator between devices and paths */