diff --git a/ChangeLog b/ChangeLog
index 7ef4a0240d..b0ef2b2766 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Feb 10 20:55:15 2003  WATANABE Hirofumi  <eban@ruby-lang.org>
+
+	* ext/extmk.rb (parse_args): add '-n' to $mflags BEFORE "--".
+	  do not add DESTDIR if already included in $fmlags.
+
 Mon Feb 10 19:54:30 2003  Minero Aoki  <aamine@loveruby.net>
 
 	* lib/fileutils.rb (FileUtils#uptodate?): use mtime for
diff --git a/ext/extmk.rb b/ext/extmk.rb
index 89d8f088a3..06a9fd50fc 100644
--- a/ext/extmk.rb
+++ b/ext/extmk.rb
@@ -141,12 +141,11 @@ def parse_args()
   if $mflags.set?(?n)
     $dryrun = true
   else
-    $mflags << '-n' if $dryrun
+    $mflags.unshift '-n' if $dryrun
   end
 
-  $mflags << "DESTDIR=#{$destdir}"
-
   $continue = $mflags.set?(?k)
+  $mflags |= ["DESTDIR=#{$destdir}"]
 end
 
 parse_args()