diff --git a/ChangeLog b/ChangeLog
index e3a8fb786a..667a8c2f55 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,16 @@
+Wed Oct 01 10:08:42 2003  Takaaki Uematsu <uema2x@jcom.home.ne.jp>
+
+	* wince/setup.mak: add sigmarionIII SDK support.
+
+	* wince/Makefile.sub: ditto.
+
+	* wince/mkexports.rb: fix linker error in SH4.
+
+	* wince/mkconfig_wce.rb: camouflage RUBY_PLATFORM for compiling ext.
+
 Wed Oct 01 08:02:52 2003  Takaaki Uematsu <uema2x@jcom.home.ne.jp>
 
-	*wince/time_wce.c (time): add zero check.
+	* wince/time_wce.c (time): add zero check.
 
 Tue Sep 30 11:29:23 2003  Tanaka Akira  <akr@m17n.org>
 
diff --git a/wince/Makefile.sub b/wince/Makefile.sub
index ffec23ad48..f8ed157f16 100644
--- a/wince/Makefile.sub
+++ b/wince/Makefile.sub
@@ -76,6 +76,10 @@ RT = msvcrt
 !ifndef RUBY_SO_NAME
 RUBY_SO_NAME = $(RT)-$(RUBY_INSTALL_NAME)$(MAJOR)$(MINOR)
 !endif
+!ifndef RUBY_PLATFORM
+RUBY_PLATFORM = $(ARCH)-$(OS)
+!endif
+
 
 !if !defined(prefix)
 prefix = /usr
@@ -119,7 +123,7 @@ LDSHARED = $(LD) -LD
 XCFLAGS =
 LDFLAGS = -link -incremental:yes -pdb:none -MACHINE:$(MACHINE) -subsystem:$(SUBSYSTEM)
 DLDFLAGS = $(LDFLAGS) -dll
-XLDFLAGS = -stack:$(STACK)
+XLDFLAGS = -stack:$(STACK) -subsystem:$(SUBSYSTEM)
 SOLIBS = 
 
 LIBRUBY_LDSHARED = $(LDSHARED)
@@ -130,6 +134,7 @@ PROGRAM=$(RUBY_INSTALL_NAME)$(EXEEXT)
 WPROGRAM=$(RUBYW_INSTALL_NAME)$(EXEEXT)
 RUBYDEF = $(RUBY_SO_NAME).def
 MINIRUBY = .\minirubyce$(EXEEXT)
+MINIRUBY_WIN = .\miniruby$(EXEEXT)
 
 !if !defined(STACK)
 STACK = 0x200000,0x10000
@@ -190,7 +195,7 @@ OBJS          = array.obj \
 
 all:		ext minirubyce$(EXEEXT) rbconfig.rb \
 		$(LIBRUBY) $(MISCLIBS)
-		@miniruby$(EXEEXT) $(srcdir)/ext/extmk.rb --extstatic=$(EXTSTATIC) --make "$(MAKE)" --make-flags "-$(MFLAGS)$(MAKEFLAGS)"
+		@$(MINIRUBY_WIN) $(srcdir)/ext/extmk.rb --extstatic=$(EXTSTATIC) --make "$(MAKE)" --make-flags "-$(MFLAGS)$(MAKEFLAGS)"
 
 ext:
 		@mkdir $@
@@ -410,9 +415,9 @@ s,@COMPILE_C@,$$(CC) $$(CFLAGS) $$(CPPFLAGS) -c -Tc$$(<:\=/),;t t
 s,@COMPILE_CXX@,$$(CXX) $$(CXXFLAGS) $$(CPPFLAGS) -c -Tp$$(<:\=/),;t t
 s,@COMPILE_RULES@,{$$(srcdir)}.%s{}.%s: .%s.%s:,;t t
 s,@TRY_LINK@,$$(CC) -Feconftest $$(INCFLAGS) -I$$(hdrdir) $$(CPPFLAGS) $$(CFLAGS) $$(src) $$(LOCAL_LIBS) $$(LIBS) -link $$(LDFLAGS) $$(LIBPATH) $$(XLDFLAGS),;t t
-s,@COMMON_LIBS@,m,;t t
+s,@COMMON_LIBS@,coredll winsock,;t t
 s,@COMMON_MACROS@,WIN32_LEAN_AND_MEAN;t t
-s,@COMMON_HEADERS@,winsock2.h windows.h,;t t
+s,@COMMON_HEADERS@,winsock.h windows.h,;t t
 s,@EXPORT_PREFIX@, ,;t t
 s,@arch@,$(ARCH)-$(OS),;t t
 s,@sitearch@,$(ARCH)-$(RT),;t t
@@ -421,6 +426,7 @@ s,@configure_args@,--with-make-prog=nmake --enable-shared $(configure_args),;t t
 s,@configure_input@,$$configure_input,;t t
 s,@srcdir@,$(srcdir),;t t
 s,@top_srcdir@,$(srcdir),;t t
+s,@RUBY_PLATFORM@,$(RUBY_PLATFORM),;t t
 <<KEEP
 
 minirubyce$(EXEEXT):	$(OBJS) $(MAINOBJ) $(WINMAINOBJ) dmyext.obj
@@ -447,16 +453,16 @@ $(LIBRUBY_SO):	$(LIBRUBY_A) $(EXTOBJS) $(RUBYDEF) $*.res
 			-Fe$@ $(LDFLAGS) $(LIBRUBY_DLDFLAGS)
 
 $(RUBYDEF):	$(LIBRUBY_A) minirubyce$(EXEEXT)
-			miniruby$(EXEEXT) $(srcdir)/wince/mkexports.rb \
+			$(MINIRUBY_WIN) $(srcdir)/wince/mkexports.rb \
               -output=$@ $(LIBRUBY_A) $(ARCH)
 
 {$(srcdir)/wince}.def.lib:
 		$(AR) $(ARFLAGS)$@ -def:$<
 
 install:	rbconfig.rb
-		miniruby$(EXEEXT) $(srcdir)/instruby.rb \
+		$(MINIRUBY_WIN) $(srcdir)/instruby.rb \
           "--dest-dir=$(DESTDIR)" "--make=nmake"
-		miniruby$(EXEEXT) $(srcdir)/ext/extmk.rb \
+		$(MINIRUBY_WIN) $(srcdir)/ext/extmk.rb \
           --make "$(MAKE)" --make-flags "-$(MFLAGS)$(MAKEFLAGS) DESTDIR=$(DESTDIR)" install
 
 clean:		clean-ext clean-local
@@ -472,8 +478,7 @@ clean-local:
 		@if exist *.res del *.res
 
 clean-ext:
-#		@-$(MINIRUBY) $(srcdir)/ext/extmk.rb --make "$(MAKE)" --make-flags "-$(MFLAGS)$(MAKEFLAGS)" clean
-		@-miniruby$(EXEEXT) $(srcdir)/ext/extmk.rb --make "$(MAKE)" --make-flags "-$(MFLAGS)$(MAKEFLAGS)" clean
+		@-$(MINIRUBY_WIN) $(srcdir)/ext/extmk.rb --make "$(MAKE)" --make-flags "-$(MFLAGS)$(MAKEFLAGS)" clean
 
 distclean:	distclean-ext distclean-local
 
@@ -507,7 +512,7 @@ distclean-local:	clean-local
 		@if exist minirubyce$(EXEEXT) del minirubyce$(EXEEXT)
 
 distclean-ext:
-		@-$(MINIRUBY) $(srcdir)/ext/extmk.rb --make "$(MAKE)" --make-flags "-$(MFLAGS)$(MAKEFLAGS)" distclean
+		@-$(MINIRUBY_WIN) $(srcdir)/ext/extmk.rb --make "$(MAKE)" --make-flags "-$(MFLAGS)$(MAKEFLAGS)" distclean
 
 realclean:	distclean
 		@if exist parse.c del parse.c
@@ -516,13 +521,14 @@ realclean:	distclean
 test:		miniruby$(EXEEXT)
 		@miniruby$(EXEEXT) $(srcdir)/rubytest.rb
 
-rbconfig.rb:	minirubyce$(EXEEXT) config.status
-		miniruby$(EXEEXT) $(srcdir)/mkconfig.rb -srcdir=$(srcdir) \
+rbconfig.rb:	miniruby$(EXEEXT) config.status
+		$(MINIRUBY_WIN) $(srcdir)/mkconfig.rb -srcdir=$(srcdir) \
 			-install_name=$(RUBY_INSTALL_NAME) \
 			-so_name=$(RUBY_SO_NAME) rbconfig.rb
+		$(MINIRUBY_WIN) $(srcdir)/wince/mkconfig_wce.rb rbconfig.rb
 
 $(RUBY_INSTALL_NAME).rc $(RUBYW_INSTALL_NAME).rc $(RUBY_SO_NAME).rc: rbconfig.rb
-		miniruby$(EXEEXT) $(srcdir)/wince/resource.rb \
+		$(MINIRUBY_WIN) $(srcdir)/wince/resource.rb \
 			-ruby_name=$(RUBY_INSTALL_NAME) \
 			-rubyw_name=$(RUBYW_INSTALL_NAME) \
 			-so_name=$(RUBY_SO_NAME) \
diff --git a/wince/mkexports.rb b/wince/mkexports.rb
index 2508920c67..8e96649276 100644
--- a/wince/mkexports.rb
+++ b/wince/mkexports.rb
@@ -6,7 +6,7 @@ objs = ARGV.collect {|s| p s+'\n'; s.tr('/', '\\') }
 IO.foreach("|dumpbin -symbols " + objs.join(' ')) do |l|
   next if /^[0-9A-F]+ 0+ UNDEF / =~ l
   next unless l.sub!(/.*\sExternal\s+\|\s+/, '')
-  if ARGV[1]=="sh3"
+  if ARGV[1]=~/sh/
     if l.sub!(/^_/, '')
       next if /@.*@/ =~ l || /@[0-9a-f]{16}$/ =~ l
     elsif !l.sub!(/^(\S+) \([^@?\`\']*\)$/, '\1')
diff --git a/wince/setup.mak b/wince/setup.mak
index 59382c3a20..ea997834fd 100644
--- a/wince/setup.mak
+++ b/wince/setup.mak
@@ -37,10 +37,11 @@ arm-hpc2k-wince: -prologue- -arm- -hpc2k- -epilogue-
 arm-ppc-wince: -prologue- -arm- -ppc- -epilogue-
 arm-hpcpro-wince: -prologue- -arm- -hpcpro- -epilogue-
 sh3-ppc-wince: -prologue- -sh3- -ppc- -epilogue-
-sh3-hpcpro-wince: -prologue- -sh3- -hpcpro2- -epilogue-
-sh4-hpcpro-wince: -prologue- -sh4- -hpcpro2- -epilogue-
+sh3-hpcpro-wince: -prologue- -sh3- -hpcpro- -epilogue-
+sh4-hpcpro-wince: -prologue- -sh4- -hpcpro- -epilogue-
 armv4-.net41-wince: -prologue- -armv4- -.net41- -epilogue-
 armv4t-.net41-wince: -prologue- -armv4t- -.net41- -epilogue-
+armv4i-sig3-wince: -prologue- -armv4i- -sig3- -epilogue-
 
 -prologue-: nul
 	@type << > $(MAKEFILE)
@@ -88,10 +89,12 @@ $(CPU) = $(PROCESSOR_LEVEL)
 	@$(APPEND) CC = cl$(@:-=)
 -sh3- -sh4-::
 	@$(APPEND) CC = shcl
--armv4- -armv4t-::
+-armv4- -armv4i-::
 	@$(APPEND) CC = clarm
 	@$(APPEND) ARCHFOLDER = $(@:-=)
-
+-armv4t-::
+	@$(APPEND) CC = clthumb
+	@$(APPEND) ARCHFOLDER = $(@:-=)
 
 -arm-::
 	@$(APPEND) CECPUDEF = -DARM -D_ARM_
@@ -101,10 +104,11 @@ $(CPU) = $(PROCESSOR_LEVEL)
 	@$(APPEND) CECPUDEF = -DSHx -DSH3 -D_SH3_
 -sh4-::
 	@$(APPEND) CECPUDEF = -DSHx -DSH4 -D_SH4_
+	@$(APPEND) QSH4  = -Qsh4
 -armv4-::
 	@$(APPEND) CECPUDEF = -DARM -D_ARM_ -DARMV4
 	@$(APPEND) $(ARCH) = ARM
--armv4t-::
+-armv4t- -armv4i-::
 	@$(APPEND) CECPUDEF = -DARM -D_ARM_ -DARMV4T -DTHUMB -D_THUMB_
 	@$(APPEND) $(ARCH) = THUMB
 
@@ -156,12 +160,13 @@ PATH = $$(EMBEDDED_TOOLS_DIR)/common/evc/bin;$$(EMBEDDED_TOOLS_DIR)/EVC/WCE$$(SU
 -mswince-4.10: -mswince4-
 	@type << >>$(MAKEFILE)
 SUBSYSVERSION = $(@:-mswince-=)
+EXTLIBS = ws2.lib
 PATH = $$(EMBEDDED_TOOLS4_DIR)/common/evc/bin;$$(EMBEDDED_TOOLS4_DIR)/EVC/WCE$$(SUBSYSVERSION:.=)/bin
 <<
 
 -hpc2000- "-MS Pocket PC-": -mswince-3.00
 "-MS HPC Pro-" "-MS HPC Pro--": -mswince-2.11
--.net41-: -mswince-4.10
+-.net41- -sig3-: -mswince-4.10
 
 -hpc2000-:
 	@type << >>$(MAKEFILE)
@@ -192,6 +197,12 @@ INCLUDE = $$(CE_TOOLS4_DIR)/wce400/STANDARDSDK/include/$$(ARCHFOLDER)
 LIB = $$(CE_TOOLS4_DIR)/wce400/STANDARDSDK/lib/$$(ARCHFOLDER)
 <<
 
+-sig3-:
+	@type << >>$(MAKEFILE)
+SUBSYSTEM = windowsce,4.1
+INCLUDE = $$(CE_TOOLS4_DIR)/wce410/sigmarionIII SDK/include/$$(ARCHFOLDER)
+LIB = $$(CE_TOOLS4_DIR)/wce410/sigmarionIII SDK/lib/$$(ARCHFOLDER)
+<<
 
 -epilogue-: nul
 	@type << >>$(MAKEFILE)
@@ -210,7 +221,7 @@ RUBY_SO_NAME = $(RUBY_SO_NAME)
 CPPFLAGS = -I. -I$$(srcdir) -I$$(srcdir)/missing -I$$(srcdir)/wince \
            $$(CECPUDEF) -DUNDER_CE -D_WIN32_WCE=$$(SUBSYSVERSION:.=) \
            -DFILENAME_MAX=MAX_PATH -DTLS_OUT_OF_INDEXES=0xFFFFFFFF \
-           -DBUFSIZ=512 -D_UNICODE -DUNICODE
+           -DBUFSIZ=512 -D_UNICODE -DUNICODE $$(QSH4)
 # STACK = 0x10000,0x1000
 # LDFLAGS = $$(CFLAGS) -Fm
 # XLDFLAGS =