diff --git a/ChangeLog b/ChangeLog
index 4f57d4e676..f55ad9aeac 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Mon Dec  1 09:28:14 2003  NAKAMURA Usaku <usa@ruby-lang.org>
+
+	* bcc32/Makefile.sub, win32/Makefile.sub, wince/Makefile.sub
+	  (XCFLAGS): re-export $(XCFLAGS).
+
+	* bcc32/Makefile.sub, win32/Makefile.sub, wince/Makefile.sub
+	  (ARCH_FLAG): export $(ARCH_FLAG) (perhaps empty value).
+
 Mon Dec  1 01:03:27 2003  WATANABE Hirofumi  <eban@ruby-lang.org>
 
 	* lib/mkmf.rb (TRY_LINK, link_command): added support for DLDFLAGS
diff --git a/bcc32/Makefile.sub b/bcc32/Makefile.sub
index 7b592e22b4..99305ab068 100644
--- a/bcc32/Makefile.sub
+++ b/bcc32/Makefile.sub
@@ -348,9 +348,10 @@ s,@ALLOCA@,$(ALLOCA),;t t
 s,@DEFAULT_KCODE@,$(DEFAULT_KCODE),;t t
 s,@EXEEXT@,.exe,;t t
 s,@OBJEXT@,obj,;t t
-s,@XCFLAGS@,,;t t
+s,@XCFLAGS@,$(XCFLAGS),;t t
 s,@XLDFLAGS@,$(XLDFLAGS),;t t
 s,@DLDFLAGS@,$(DLDFLAGS),;t t
+s,@ARCH_FLAG@,$(ARCH_FLAG),;t t
 s,@STATIC@,$(STATIC),;t t
 s,@CCDLFLAGS@,,;t t
 s,@LDSHARED@,$(LDSHARED),;t t
diff --git a/win32/Makefile.sub b/win32/Makefile.sub
index 55f3020bc8..e591386d1f 100644
--- a/win32/Makefile.sub
+++ b/win32/Makefile.sub
@@ -345,9 +345,10 @@ s,@ALLOCA@,$(ALLOCA),;t t
 s,@DEFAULT_KCODE@,$(DEFAULT_KCODE),;t t
 s,@EXEEXT@,.exe,;t t
 s,@OBJEXT@,obj,;t t
-s,@XCFLAGS@,,;t t
+s,@XCFLAGS@,$(XCFLAGS),;t t
 s,@XLDFLAGS@,$(XLDFLAGS),;t t
 s,@DLDFLAGS@,$(DLDFLAGS) $$(LIBPATH) -def:$$(DEFFILE),;t t
+s,@ARCH_FLAG@,$(ARCH_FLAG),;t t
 s,@STATIC@,$(STATIC),;t t
 s,@CCDLFLAGS@,,;t t
 s,@LDSHARED@,$(LDSHARED),;t t
diff --git a/wince/Makefile.sub b/wince/Makefile.sub
index e6b5913330..fe084de39f 100644
--- a/wince/Makefile.sub
+++ b/wince/Makefile.sub
@@ -379,9 +379,10 @@ s,@ALLOCA@,$(ALLOCA),;t t
 s,@DEFAULT_KCODE@,$(DEFAULT_KCODE),;t t
 s,@EXEEXT@,.exe,;t t
 s,@OBJEXT@,obj,;t t
-s,@XCFLAGS@,,;t t
+s,@XCFLAGS@,$(XCFLAGS),;t t
 s,@XLDFLAGS@,$(XLDFLAGS),;t t
 s,@DLDFLAGS@,$(DLDFLAGS) $$(LIBPATH) -def:$$(DEFFILE),;t t
+s,@ARCH_FLAG@,$(ARCH_FLAG),;t t
 s,@STATIC@,$(STATIC),;t t
 s,@CCDLFLAGS@,-DIMPORT,;t t
 s,@LDSHARED@,$(LDSHARED),;t t