diff --git a/ChangeLog b/ChangeLog
index 3a20ec4586..dff39dd50f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Wed Feb  9 10:02:02 2005  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* ext/tk/make-tkutil, ext/tk/tkutil/subconf.rb: no longer used.
+
+	* ext/tk/tkutil/extconf.rb: need to compile tkutil. [ruby-dev:25607]
+
 Tue Feb  8 23:48:36 2005  Masatoshi SEKI  <m_seki@mva.biglobe.ne.jp>
 
 	* lib/drb/drb.rb: reject :instance_eval, :class_eval, :module_eval
diff --git a/ext/tk/make-tkutil b/ext/tk/make-tkutil
deleted file mode 100644
index a7884efdd7..0000000000
--- a/ext/tk/make-tkutil
+++ /dev/null
@@ -1,43 +0,0 @@
-all: all-tkutil
-all-tkutil: 
-	@(cd tkutil; $(MAKE) all)
-
-static: static-tkutil
-static-tkutil: 
-	@(cd tkutil; $(MAKE) static)
-
-clean: clean-tkutil
-clean-tkutil: 
-	@(cd tkutil; $(MAKE) clean)
-
-distclean: distclean-tkutil
-distclean-tkutil: 
-	@(cd tkutil; $(MAKE) distclean)
-
-realclean: realclean-tkutil
-realclean-tkutil: 
-	@(cd tkutil; $(MAKE) realclean)
-
-install: install-tkutil
-install-tkutil:
-	@(cd tkutil; $(MAKE) install)
-
-install-so: install-tkutil-so
-install-tkutil-so:
-	@(cd tkutil; $(MAKE) install-so)
-
-install-rb: install-tkutil-rb
-install-tkutil-rb:
-	@(cd tkutil; $(MAKE) install-rb)
-
-site-install: site-install-tkutil
-site-install-tkutil:
-	@(cd tkutil; $(MAKE) site-install)
-
-site-install-so: site-install-tkutil-so
-site-install-tkutil-so:
-	@(cd tkutil; $(MAKE) site-install-so)
-
-site-install-rb: site-install-tkutil-rb
-site-install-tkutil-rb:
-	@(cd tkutil; $(MAKE) site-install-rb)
diff --git a/ext/tk/tkutil/extconf.rb b/ext/tk/tkutil/extconf.rb
new file mode 100644
index 0000000000..e3aa00a4b2
--- /dev/null
+++ b/ext/tk/tkutil/extconf.rb
@@ -0,0 +1,4 @@
+if compiled?('tk')
+  require 'mkmf'
+  create_makefile('tkutil')
+end
diff --git a/ext/tk/tkutil/subconf.rb b/ext/tk/tkutil/subconf.rb
deleted file mode 100644
index 5ff0bc1e67..0000000000
--- a/ext/tk/tkutil/subconf.rb
+++ /dev/null
@@ -1,2 +0,0 @@
-require 'mkmf'
-create_makefile('tkutil')