diff --git a/ChangeLog b/ChangeLog
index cbdcb852e4..1ccd2d7b7c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Sep 22 10:16:21 2000  WATANABE Hirofumi  <eban@os.rim.or.jp>
+
+	* win32/config.h.in: add HAVE_TELLDIR, HAVE_SEEKDIR
+
 Thu Sep 21 19:04:34 2000  WATANABE Hirofumi  <eban@os.rim.or.jp>
 
 	* ext/extmk.rb, lib/mkmf.rb (install_rb): check whether libdir is
diff --git a/win32/config.h.in b/win32/config.h.in
index 9a1c24cd15..a7e28120e6 100644
--- a/win32/config.h.in
+++ b/win32/config.h.in
@@ -35,6 +35,8 @@
 #define HAVE_GETGROUPS 1
 /* #define HAVE_SIGPROCMASK 1 */
 #define HAVE_GETLOGIN 1
+#define HAVE_TELLDIR 1
+#define HAVE_SEEKDIR 1
 
 #define RSHIFT(x,y) ((x)>>y)
 #define FILE_COUNT _cnt