diff --git a/ChangeLog b/ChangeLog
index 91256c923f..71ad3b0c6b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -3,8 +3,14 @@ Wed Apr 02 15:11:23 2003  Nobuyoshi Nakada  <nobu.nokada@softhome.net>
 	* README.EXT, README.EXT.ja (3.3): clarified -1 as free for
 	  Data_Wrap_Struct().  [ruby-dev:19881]
 
+Mon Mar 31 11:11:36 2003  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* eval.c (rb_f_missing): use "inspect" for T_OBJECT as well.
+
 Mon Mar 31 10:50:48 2003  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
+	* eval.c (rb_f_missing): 
+
 	* hash.c (env_reject_bang): untaint key string.
 
 	* hash.c (env_delete_m): execute block only if deleting key does
diff --git a/array.c b/array.c
index 759c4a3536..74bf094f51 100644
--- a/array.c
+++ b/array.c
@@ -1915,6 +1915,8 @@ Init_Array()
     rb_define_alloc_func(rb_cArray, ary_alloc);
     rb_define_singleton_method(rb_cArray, "[]", rb_ary_s_create, -1);
     rb_define_method(rb_cArray, "initialize", rb_ary_initialize, -1);
+    rb_define_method(rb_cArray, "copy_object", rb_ary_replace, 1);
+
     rb_define_method(rb_cArray, "to_s", rb_ary_to_s, 0);
     rb_define_method(rb_cArray, "inspect", rb_ary_inspect, 0);
     rb_define_method(rb_cArray, "to_a", rb_ary_to_a, 0);
@@ -1948,7 +1950,6 @@ Init_Array()
     rb_define_method(rb_cArray, "rindex", rb_ary_rindex, 1);
     rb_define_method(rb_cArray, "indexes", rb_ary_indexes, -1);
     rb_define_method(rb_cArray, "indices", rb_ary_indexes, -1);
-    rb_define_method(rb_cArray, "copy_object", rb_ary_replace, 1);
     rb_define_method(rb_cArray, "join", rb_ary_join_m, -1);
     rb_define_method(rb_cArray, "reverse", rb_ary_reverse_m, 0);
     rb_define_method(rb_cArray, "reverse!", rb_ary_reverse_bang, 0);
diff --git a/eval.c b/eval.c
index d361bd57d7..8706984537 100644
--- a/eval.c
+++ b/eval.c
@@ -4509,11 +4509,11 @@ rb_f_missing(argc, argv, obj)
       case T_FALSE:
 	desc = "false";
 	break;
-      case T_OBJECT:
-	d = rb_any_to_s(obj);
-	break;
       default:
-	d = rb_inspect(obj);
+	if (rb_respond_to(obj, rb_intern("inspect")))
+	    d = rb_inspect(obj);
+	else
+	    d = rb_any_to_s(obj);
 	break;
     }
     if (d) {
diff --git a/ext/tk/lib/tk.rb b/ext/tk/lib/tk.rb
index 2e4d9d039e..0ffb0ee434 100644
--- a/ext/tk/lib/tk.rb
+++ b/ext/tk/lib/tk.rb
@@ -1270,7 +1270,7 @@ class TkVariable
   def ==(other)
     case other
     when TkVariable
-      self.equal(self)
+      self.equal(other)
     when String
       self.to_s == other
     when Integer
diff --git a/hash.c b/hash.c
index a2fa1fdcdf..d07530a834 100644
--- a/hash.c
+++ b/hash.c
@@ -1715,7 +1715,6 @@ Init_Hash()
     rb_define_alloc_func(rb_cHash, hash_alloc);
     rb_define_singleton_method(rb_cHash, "[]", rb_hash_s_create, -1);
     rb_define_method(rb_cHash,"initialize", rb_hash_initialize, -1);
-
     rb_define_method(rb_cHash,"copy_object", rb_hash_replace, 1);
     rb_define_method(rb_cHash,"rehash", rb_hash_rehash, 0);
 
diff --git a/io.c b/io.c
index a148434fa0..e9a4ced2c0 100644
--- a/io.c
+++ b/io.c
@@ -2886,6 +2886,17 @@ rb_io_s_new(argc, argv, klass)
     return rb_class_new_instance(argc, argv, klass);
 }
 
+static VALUE
+rb_io_s_for_fd(argc, argv, klass)
+    int argc;
+    VALUE *argv;
+    VALUE klass;
+{
+    VALUE io = rb_obj_alloc(klass);
+    rb_io_initialize(argc, argv, io);
+    return io;
+}
+
 static int binmode = 0;
 
 static VALUE
@@ -3944,7 +3955,7 @@ Init_IO()
     rb_define_singleton_method(rb_cIO, "new", rb_io_s_new, -1);
     rb_define_singleton_method(rb_cIO, "open",  rb_io_s_open, -1);
     rb_define_singleton_method(rb_cIO, "sysopen",  rb_io_s_sysopen, -1);
-    rb_define_singleton_method(rb_cIO, "for_fd", rb_class_new_instance, -1);
+    rb_define_singleton_method(rb_cIO, "for_fd", rb_io_s_for_fd, -1);
     rb_define_singleton_method(rb_cIO, "popen", rb_io_s_popen, -1);
     rb_define_singleton_method(rb_cIO, "foreach", rb_io_s_foreach, -1);
     rb_define_singleton_method(rb_cIO, "readlines", rb_io_s_readlines, -1);
diff --git a/numeric.c b/numeric.c
index e3344497c5..fe4b0308f3 100644
--- a/numeric.c
+++ b/numeric.c
@@ -1721,8 +1721,8 @@ Init_Numeric()
     rb_cNumeric = rb_define_class("Numeric", rb_cObject);
 
     rb_include_module(rb_cNumeric, rb_mComparable);
-    rb_define_method(rb_cNumeric, "coerce", num_coerce, 1);
     rb_define_method(rb_cNumeric, "copy_object", num_copy_object, 1);
+    rb_define_method(rb_cNumeric, "coerce", num_coerce, 1);
 
     rb_define_method(rb_cNumeric, "+@", num_uplus, 0);
     rb_define_method(rb_cNumeric, "-@", num_uminus, 0);